1640887912

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{4770023}}^1$

素因数の和:4770072

約数の個数: 16

約数和(自身を含む): 3148215840

約数和(自身を除く): 1507327928

約数列:

[1, 2, 4, 8, 43, 86, 172, 344, 4770023, 9540046, 19080092, 38160184, 205110989, 410221978, 820443956, 1640887912]

約数ペア:

[(1, 1640887912), (2, 820443956), (4, 410221978), (8, 205110989), (43, 38160184), (86, 19080092), (172, 9540046), (344, 4770023)]