19918224

素因数分解:

$2^4\times 3^5\times {\mathrm{47}}^1\times {\mathrm{109}}^1$

素因数の和:179

約数の個数: 120

約数和(自身を含む): 59579520

約数和(自身を除く): 39661296

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 47, 48, 54, 72, 81, 94, 108, 109, 141, 144, 162, 188, 216, 218, 243, 282, 324, 327, 376, 423, 432, 436, 486, 564, 648, 654, 752, 846, 872, 972, 981, 1128, 1269, 1296, 1308, 1692, 1744, 1944, 1962, 2256, 2538, 2616, 2943, 3384, 3807, 3888, 3924, 5076, 5123, 5232, 5886, 6768, 7614, 7848, 8829, 10152, 10246, 11421, 11772, 15228, 15369, 15696, 17658, 20304, 20492, 22842, 23544, 26487, 30456, 30738, 35316, 40984, 45684, 46107, 47088, 52974, 60912, 61476, 70632, 81968, 91368, 92214, 105948, 122952, 138321, 141264, 182736, 184428, 211896, 245904, 276642, 368856, 414963, 423792, 553284, 737712, 829926, 1106568, 1244889, 1659852, 2213136, 2489778, 3319704, 4979556, 6639408, 9959112, 19918224]

約数ペア:

[(1, 19918224), (2, 9959112), (3, 6639408), (4, 4979556), (6, 3319704), (8, 2489778), (9, 2213136), (12, 1659852), (16, 1244889), (18, 1106568), (24, 829926), (27, 737712), (36, 553284), (47, 423792), (48, 414963), (54, 368856), (72, 276642), (81, 245904), (94, 211896), (108, 184428), (109, 182736), (141, 141264), (144, 138321), (162, 122952), (188, 105948), (216, 92214), (218, 91368), (243, 81968), (282, 70632), (324, 61476), (327, 60912), (376, 52974), (423, 47088), (432, 46107), (436, 45684), (486, 40984), (564, 35316), (648, 30738), (654, 30456), (752, 26487), (846, 23544), (872, 22842), (972, 20492), (981, 20304), (1128, 17658), (1269, 15696), (1296, 15369), (1308, 15228), (1692, 11772), (1744, 11421), (1944, 10246), (1962, 10152), (2256, 8829), (2538, 7848), (2616, 7614), (2943, 6768), (3384, 5886), (3807, 5232), (3888, 5123), (3924, 5076)]