17973804964

素因数分解:

$2^2\times {\mathrm{4523}}^1\times {\mathrm{993467}}^1$

素因数の和:997994

約数の個数: 12

約数和(自身を含む): 31461144624

約数和(自身を除く): 13487339660

約数列:

[1, 2, 4, 4523, 9046, 18092, 993467, 1986934, 3973868, 4493451241, 8986902482, 17973804964]

約数ペア:

[(1, 17973804964), (2, 8986902482), (4, 4493451241), (4523, 3973868), (9046, 1986934), (18092, 993467)]