20512572111

素因数分解:

$3^6\times {\mathrm{1171}}^1\times {\mathrm{24029}}^1$

素因数の和:25218

約数の個数: 28

約数和(自身を含む): 30782333880

約数和(自身を除く): 10269761769

約数列:

[1, 3, 9, 27, 81, 243, 729, 1171, 3513, 10539, 24029, 31617, 72087, 94851, 216261, 284553, 648783, 853659, 1946349, 5839047, 17517141, 28137959, 84413877, 253241631, 759724893, 2279174679, 6837524037, 20512572111]

約数ペア:

[(1, 20512572111), (3, 6837524037), (9, 2279174679), (27, 759724893), (81, 253241631), (243, 84413877), (729, 28137959), (1171, 17517141), (3513, 5839047), (10539, 1946349), (24029, 853659), (31617, 648783), (72087, 284553), (94851, 216261)]