19906970

素因数分解:

$2^1\times 5^1\times {\mathrm{229}}^1\times {\mathrm{8693}}^1$

素因数の和:8929

約数の個数: 16

約数和(自身を含む): 35993160

約数和(自身を除く): 16086190

約数列:

[1, 2, 5, 10, 229, 458, 1145, 2290, 8693, 17386, 43465, 86930, 1990697, 3981394, 9953485, 19906970]

約数ペア:

[(1, 19906970), (2, 9953485), (5, 3981394), (10, 1990697), (229, 86930), (458, 43465), (1145, 17386), (2290, 8693)]