15571972

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{347}}^1\times {\mathrm{863}}^1$

素因数の和:1227

約数の個数: 24

約数和(自身を含む): 29465856

約数和(自身を除く): 13893884

約数列:

[1, 2, 4, 13, 26, 52, 347, 694, 863, 1388, 1726, 3452, 4511, 9022, 11219, 18044, 22438, 44876, 299461, 598922, 1197844, 3892993, 7785986, 15571972]

約数ペア:

[(1, 15571972), (2, 7785986), (4, 3892993), (13, 1197844), (26, 598922), (52, 299461), (347, 44876), (694, 22438), (863, 18044), (1388, 11219), (1726, 9022), (3452, 4511)]