1997939684

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{38421917}}^1$

素因数の和:38421934

約数の個数: 12

約数和(自身を含む): 3765347964

約数和(自身を除く): 1767408280

約数列:

[1, 2, 4, 13, 26, 52, 38421917, 76843834, 153687668, 499484921, 998969842, 1997939684]

約数ペア:

[(1, 1997939684), (2, 998969842), (4, 499484921), (13, 153687668), (26, 76843834), (52, 38421917)]