201719978

素因数分解:

$2^1\times {\mathrm{109}}^1\times {\mathrm{433}}^1\times {\mathrm{2137}}^1$

素因数の和:2681

約数の個数: 16

約数和(自身を含む): 306204360

約数和(自身を除く): 104484382

約数列:

[1, 2, 109, 218, 433, 866, 2137, 4274, 47197, 94394, 232933, 465866, 925321, 1850642, 100859989, 201719978]

約数ペア:

[(1, 201719978), (2, 100859989), (109, 1850642), (218, 925321), (433, 465866), (866, 232933), (2137, 94394), (4274, 47197)]