20788049373

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{3037}}^1\times {\mathrm{25073}}^1$

素因数の和:28133

約数の個数: 32

約数和(自身を含む): 34126315776

約数和(自身を除く): 13338266403

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 3037, 9111, 21259, 25073, 39481, 63777, 75219, 118443, 175511, 276367, 325949, 526533, 829101, 977847, 2281643, 6844929, 76146701, 228440103, 533026907, 989907113, 1599080721, 2969721339, 6929349791, 20788049373]

約数ペア:

[(1, 20788049373), (3, 6929349791), (7, 2969721339), (13, 1599080721), (21, 989907113), (39, 533026907), (91, 228440103), (273, 76146701), (3037, 6844929), (9111, 2281643), (21259, 977847), (25073, 829101), (39481, 526533), (63777, 325949), (75219, 276367), (118443, 175511)]