20376331376

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{74912983}}^1$

素因数の和:74913008

約数の個数: 20

約数和(自身を含む): 41801445072

約数和(自身を除く): 21425113696

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 74912983, 149825966, 299651932, 599303864, 1198607728, 1273520711, 2547041422, 5094082844, 10188165688, 20376331376]

約数ペア:

[(1, 20376331376), (2, 10188165688), (4, 5094082844), (8, 2547041422), (16, 1273520711), (17, 1198607728), (34, 599303864), (68, 299651932), (136, 149825966), (272, 74912983)]