19254370

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{2137}}^1$

素因数の和:2214

約数の個数: 32

約数和(自身を含む): 37406448

約数和(自身を除く): 18152078

約数列:

[1, 2, 5, 10, 17, 34, 53, 85, 106, 170, 265, 530, 901, 1802, 2137, 4274, 4505, 9010, 10685, 21370, 36329, 72658, 113261, 181645, 226522, 363290, 566305, 1132610, 1925437, 3850874, 9627185, 19254370]

約数ペア:

[(1, 19254370), (2, 9627185), (5, 3850874), (10, 1925437), (17, 1132610), (34, 566305), (53, 363290), (85, 226522), (106, 181645), (170, 113261), (265, 72658), (530, 36329), (901, 21370), (1802, 10685), (2137, 9010), (4274, 4505)]