20702936787

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{4909}}^1\times {\mathrm{6361}}^1$

素因数の和:11303

約数の個数: 32

約数和(自身を含む): 31487319360

約数和(自身を除く): 10784382573

約数列:

[1, 3, 13, 17, 39, 51, 221, 663, 4909, 6361, 14727, 19083, 63817, 82693, 83453, 108137, 191451, 248079, 250359, 324411, 1084889, 1405781, 3254667, 4217343, 31226149, 93678447, 405939937, 530844533, 1217819811, 1592533599, 6900978929, 20702936787]

約数ペア:

[(1, 20702936787), (3, 6900978929), (13, 1592533599), (17, 1217819811), (39, 530844533), (51, 405939937), (221, 93678447), (663, 31226149), (4909, 4217343), (6361, 3254667), (14727, 1405781), (19083, 1084889), (63817, 324411), (82693, 250359), (83453, 248079), (108137, 191451)]