18553910

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{137}}^1\times {\mathrm{467}}^1$

素因数の和:640

約数の個数: 32

約数和(自身を含む): 34875360

約数和(自身を除く): 16321450

約数列:

[1, 2, 5, 10, 29, 58, 137, 145, 274, 290, 467, 685, 934, 1370, 2335, 3973, 4670, 7946, 13543, 19865, 27086, 39730, 63979, 67715, 127958, 135430, 319895, 639790, 1855391, 3710782, 9276955, 18553910]

約数ペア:

[(1, 18553910), (2, 9276955), (5, 3710782), (10, 1855391), (29, 639790), (58, 319895), (137, 135430), (145, 127958), (274, 67715), (290, 63979), (467, 39730), (685, 27086), (934, 19865), (1370, 13543), (2335, 7946), (3973, 4670)]