19984710

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{12569}}^1$

素因数の和:12632

約数の個数: 32

約数和(自身を含む): 48872160

約数和(自身を除く): 28887450

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 53, 106, 159, 265, 318, 530, 795, 1590, 12569, 25138, 37707, 62845, 75414, 125690, 188535, 377070, 666157, 1332314, 1998471, 3330785, 3996942, 6661570, 9992355, 19984710]

約数ペア:

[(1, 19984710), (2, 9992355), (3, 6661570), (5, 3996942), (6, 3330785), (10, 1998471), (15, 1332314), (30, 666157), (53, 377070), (106, 188535), (159, 125690), (265, 75414), (318, 62845), (530, 37707), (795, 25138), (1590, 12569)]