40493674

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{81971}}^1$

素因数の和:82005

約数の個数: 16

約数和(自身を含む): 68856480

約数和(自身を除く): 28362806

約数列:

[1, 2, 13, 19, 26, 38, 247, 494, 81971, 163942, 1065623, 1557449, 2131246, 3114898, 20246837, 40493674]

約数ペア:

[(1, 40493674), (2, 20246837), (13, 3114898), (19, 2131246), (26, 1557449), (38, 1065623), (247, 163942), (494, 81971)]