22178529

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{14411}}^1$

素因数の和:14442

約数の個数: 20

約数和(自身を含む): 34877040

約数和(自身を除く): 12698511

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 1539, 14411, 43233, 129699, 273809, 389097, 821427, 1167291, 2464281, 7392843, 22178529]

約数ペア:

[(1, 22178529), (3, 7392843), (9, 2464281), (19, 1167291), (27, 821427), (57, 389097), (81, 273809), (171, 129699), (513, 43233), (1539, 14411)]