20372325

素因数分解:

$3^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{6317}}^1$

素因数の和:6373

約数の個数: 24

約数和(自身を含む): 34471008

約数和(自身を除く): 14098683

約数列:

[1, 3, 5, 15, 25, 43, 75, 129, 215, 645, 1075, 3225, 6317, 18951, 31585, 94755, 157925, 271631, 473775, 814893, 1358155, 4074465, 6790775, 20372325]

約数ペア:

[(1, 20372325), (3, 6790775), (5, 4074465), (15, 1358155), (25, 814893), (43, 473775), (75, 271631), (129, 157925), (215, 94755), (645, 31585), (1075, 18951), (3225, 6317)]