1680855376

素因数分解:

$2^4\times {\mathrm{971}}^1\times {\mathrm{108191}}^1$

素因数の和:109170

約数の個数: 20

約数和(自身を含む): 3260041344

約数和(自身を除く): 1579185968

約数列:

[1, 2, 4, 8, 16, 971, 1942, 3884, 7768, 15536, 108191, 216382, 432764, 865528, 1731056, 105053461, 210106922, 420213844, 840427688, 1680855376]

約数ペア:

[(1, 1680855376), (2, 840427688), (4, 420213844), (8, 210106922), (16, 105053461), (971, 1731056), (1942, 865528), (3884, 432764), (7768, 216382), (15536, 108191)]