19798106

素因数分解:

$2^1\times {\mathrm{109}}^1\times {\mathrm{197}}^1\times {\mathrm{461}}^1$

素因数の和:769

約数の個数: 16

約数和(自身を含む): 30187080

約数和(自身を除く): 10388974

約数列:

[1, 2, 109, 197, 218, 394, 461, 922, 21473, 42946, 50249, 90817, 100498, 181634, 9899053, 19798106]

約数ペア:

[(1, 19798106), (2, 9899053), (109, 181634), (197, 100498), (218, 90817), (394, 50249), (461, 42946), (922, 21473)]