2131376

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{10247}}^1$

素因数の和:10268

約数の個数: 20

約数和(自身を含む): 4447632

約数和(自身を除く): 2316256

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 10247, 20494, 40988, 81976, 133211, 163952, 266422, 532844, 1065688, 2131376]

約数ペア:

[(1, 2131376), (2, 1065688), (4, 532844), (8, 266422), (13, 163952), (16, 133211), (26, 81976), (52, 40988), (104, 20494), (208, 10247)]