20267468

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{227}}^1$

素因数の和:362

約数の個数: 48

約数和(自身を含む): 41023584

約数和(自身を除く): 20756116

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 101, 202, 221, 227, 404, 442, 454, 884, 908, 1313, 1717, 2626, 2951, 3434, 3859, 5252, 5902, 6868, 7718, 11804, 15436, 22321, 22927, 44642, 45854, 50167, 89284, 91708, 100334, 200668, 298051, 389759, 596102, 779518, 1192204, 1559036, 5066867, 10133734, 20267468]

約数ペア:

[(1, 20267468), (2, 10133734), (4, 5066867), (13, 1559036), (17, 1192204), (26, 779518), (34, 596102), (52, 389759), (68, 298051), (101, 200668), (202, 100334), (221, 91708), (227, 89284), (404, 50167), (442, 45854), (454, 44642), (884, 22927), (908, 22321), (1313, 15436), (1717, 11804), (2626, 7718), (2951, 6868), (3434, 5902), (3859, 5252)]