1819376

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{8747}}^1$

素因数の和:8768

約数の個数: 20

約数和(自身を含む): 3796632

約数和(自身を除く): 1977256

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 8747, 17494, 34988, 69976, 113711, 139952, 227422, 454844, 909688, 1819376]

約数ペア:

[(1, 1819376), (2, 909688), (4, 454844), (8, 227422), (13, 139952), (16, 113711), (26, 69976), (52, 34988), (104, 17494), (208, 8747)]