19370988

素因数分解:

$2^2\times 3^6\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1$

素因数の和:115

約数の個数: 168

約数和(自身を含む): 63411488

約数和(自身を除く): 44040500

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 27, 28, 36, 39, 42, 52, 54, 63, 73, 78, 81, 84, 91, 108, 117, 126, 146, 156, 162, 182, 189, 219, 234, 243, 252, 273, 292, 324, 351, 364, 378, 438, 468, 486, 511, 546, 567, 657, 702, 729, 756, 819, 876, 949, 972, 1022, 1053, 1092, 1134, 1314, 1404, 1458, 1533, 1638, 1701, 1898, 1971, 2044, 2106, 2268, 2457, 2628, 2847, 2916, 3066, 3159, 3276, 3402, 3796, 3942, 4212, 4599, 4914, 5103, 5694, 5913, 6132, 6318, 6643, 6804, 7371, 7884, 8541, 9198, 9477, 9828, 10206, 11388, 11826, 12636, 13286, 13797, 14742, 17082, 17739, 18396, 18954, 19929, 20412, 22113, 23652, 25623, 26572, 27594, 29484, 34164, 35478, 37908, 39858, 41391, 44226, 51246, 53217, 55188, 59787, 66339, 70956, 76869, 79716, 82782, 88452, 102492, 106434, 119574, 124173, 132678, 153738, 165564, 179361, 212868, 230607, 239148, 248346, 265356, 307476, 358722, 372519, 461214, 496692, 538083, 691821, 717444, 745038, 922428, 1076166, 1383642, 1490076, 1614249, 2152332, 2767284, 3228498, 4842747, 6456996, 9685494, 19370988]

約数ペア:

[(1, 19370988), (2, 9685494), (3, 6456996), (4, 4842747), (6, 3228498), (7, 2767284), (9, 2152332), (12, 1614249), (13, 1490076), (14, 1383642), (18, 1076166), (21, 922428), (26, 745038), (27, 717444), (28, 691821), (36, 538083), (39, 496692), (42, 461214), (52, 372519), (54, 358722), (63, 307476), (73, 265356), (78, 248346), (81, 239148), (84, 230607), (91, 212868), (108, 179361), (117, 165564), (126, 153738), (146, 132678), (156, 124173), (162, 119574), (182, 106434), (189, 102492), (219, 88452), (234, 82782), (243, 79716), (252, 76869), (273, 70956), (292, 66339), (324, 59787), (351, 55188), (364, 53217), (378, 51246), (438, 44226), (468, 41391), (486, 39858), (511, 37908), (546, 35478), (567, 34164), (657, 29484), (702, 27594), (729, 26572), (756, 25623), (819, 23652), (876, 22113), (949, 20412), (972, 19929), (1022, 18954), (1053, 18396), (1092, 17739), (1134, 17082), (1314, 14742), (1404, 13797), (1458, 13286), (1533, 12636), (1638, 11826), (1701, 11388), (1898, 10206), (1971, 9828), (2044, 9477), (2106, 9198), (2268, 8541), (2457, 7884), (2628, 7371), (2847, 6804), (2916, 6643), (3066, 6318), (3159, 6132), (3276, 5913), (3402, 5694), (3796, 5103), (3942, 4914), (4212, 4599)]