19507432

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{661}}^1$

素因数の和:722

約数の個数: 64

約数和(自身を含む): 45757440

約数和(自身を除く): 26250008

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 31, 34, 56, 62, 68, 119, 124, 136, 217, 238, 248, 434, 476, 527, 661, 868, 952, 1054, 1322, 1736, 2108, 2644, 3689, 4216, 4627, 5288, 7378, 9254, 11237, 14756, 18508, 20491, 22474, 29512, 37016, 40982, 44948, 78659, 81964, 89896, 143437, 157318, 163928, 286874, 314636, 348347, 573748, 629272, 696694, 1147496, 1393388, 2438429, 2786776, 4876858, 9753716, 19507432]

約数ペア:

[(1, 19507432), (2, 9753716), (4, 4876858), (7, 2786776), (8, 2438429), (14, 1393388), (17, 1147496), (28, 696694), (31, 629272), (34, 573748), (56, 348347), (62, 314636), (68, 286874), (119, 163928), (124, 157318), (136, 143437), (217, 89896), (238, 81964), (248, 78659), (434, 44948), (476, 40982), (527, 37016), (661, 29512), (868, 22474), (952, 20491), (1054, 18508), (1322, 14756), (1736, 11237), (2108, 9254), (2644, 7378), (3689, 5288), (4216, 4627)]