20174881896

素因数分解:

$2^3\times 3^4\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{12157}}^1$

素因数の和:12385

約数の個数: 160

約数和(自身を含む): 61169086440

約数和(自身を除く): 40994204544

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 27, 36, 39, 52, 54, 72, 78, 81, 104, 108, 117, 156, 162, 197, 216, 234, 312, 324, 351, 394, 468, 591, 648, 702, 788, 936, 1053, 1182, 1404, 1576, 1773, 2106, 2364, 2561, 2808, 3546, 4212, 4728, 5122, 5319, 7092, 7683, 8424, 10244, 10638, 12157, 14184, 15366, 15957, 20488, 21276, 23049, 24314, 30732, 31914, 36471, 42552, 46098, 48628, 61464, 63828, 69147, 72942, 92196, 97256, 109413, 127656, 138294, 145884, 158041, 184392, 207441, 218826, 276588, 291768, 316082, 328239, 414882, 437652, 474123, 553176, 632164, 656478, 829764, 875304, 948246, 984717, 1264328, 1312956, 1422369, 1659528, 1896492, 1969434, 2394929, 2625912, 2844738, 3792984, 3938868, 4267107, 4789858, 5689476, 7184787, 7877736, 8534214, 9579716, 11378952, 12801321, 14369574, 17068428, 19159432, 21554361, 25602642, 28739148, 31134077, 34136856, 43108722, 51205284, 57478296, 62268154, 64663083, 86217444, 93402231, 102410568, 124536308, 129326166, 172434888, 186804462, 193989249, 249072616, 258652332, 280206693, 373608924, 387978498, 517304664, 560413386, 747217848, 775956996, 840620079, 1120826772, 1551913992, 1681240158, 2241653544, 2521860237, 3362480316, 5043720474, 6724960632, 10087440948, 20174881896]

約数ペア:

[(1, 20174881896), (2, 10087440948), (3, 6724960632), (4, 5043720474), (6, 3362480316), (8, 2521860237), (9, 2241653544), (12, 1681240158), (13, 1551913992), (18, 1120826772), (24, 840620079), (26, 775956996), (27, 747217848), (36, 560413386), (39, 517304664), (52, 387978498), (54, 373608924), (72, 280206693), (78, 258652332), (81, 249072616), (104, 193989249), (108, 186804462), (117, 172434888), (156, 129326166), (162, 124536308), (197, 102410568), (216, 93402231), (234, 86217444), (312, 64663083), (324, 62268154), (351, 57478296), (394, 51205284), (468, 43108722), (591, 34136856), (648, 31134077), (702, 28739148), (788, 25602642), (936, 21554361), (1053, 19159432), (1182, 17068428), (1404, 14369574), (1576, 12801321), (1773, 11378952), (2106, 9579716), (2364, 8534214), (2561, 7877736), (2808, 7184787), (3546, 5689476), (4212, 4789858), (4728, 4267107), (5122, 3938868), (5319, 3792984), (7092, 2844738), (7683, 2625912), (8424, 2394929), (10244, 1969434), (10638, 1896492), (12157, 1659528), (14184, 1422369), (15366, 1312956), (15957, 1264328), (20488, 984717), (21276, 948246), (23049, 875304), (24314, 829764), (30732, 656478), (31914, 632164), (36471, 553176), (42552, 474123), (46098, 437652), (48628, 414882), (61464, 328239), (63828, 316082), (69147, 291768), (72942, 276588), (92196, 218826), (97256, 207441), (109413, 184392), (127656, 158041), (138294, 145884)]