19626819974

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{227}}^1\times {\mathrm{47981}}^1$

素因数の和:48280

約数の個数: 32

約数和(自身を含む): 31900736736

約数和(自身を除く): 12273916762

約数列:

[1, 2, 17, 34, 53, 106, 227, 454, 901, 1802, 3859, 7718, 12031, 24062, 47981, 95962, 204527, 409054, 815677, 1631354, 2542993, 5085986, 10891687, 21783374, 43230881, 86461762, 185158679, 370317358, 577259411, 1154518822, 9813409987, 19626819974]

約数ペア:

[(1, 19626819974), (2, 9813409987), (17, 1154518822), (34, 577259411), (53, 370317358), (106, 185158679), (227, 86461762), (454, 43230881), (901, 21783374), (1802, 10891687), (3859, 5085986), (7718, 2542993), (12031, 1631354), (24062, 815677), (47981, 409054), (95962, 204527)]