20286372

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{277}}^1\times {\mathrm{359}}^1$

素因数の和:660

約数の個数: 48

約数和(自身を含む): 50440320

約数和(自身を除く): 30153948

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 51, 68, 102, 204, 277, 359, 554, 718, 831, 1077, 1108, 1436, 1662, 2154, 3324, 4308, 4709, 6103, 9418, 12206, 14127, 18309, 18836, 24412, 28254, 36618, 56508, 73236, 99443, 198886, 298329, 397772, 596658, 1193316, 1690531, 3381062, 5071593, 6762124, 10143186, 20286372]

約数ペア:

[(1, 20286372), (2, 10143186), (3, 6762124), (4, 5071593), (6, 3381062), (12, 1690531), (17, 1193316), (34, 596658), (51, 397772), (68, 298329), (102, 198886), (204, 99443), (277, 73236), (359, 56508), (554, 36618), (718, 28254), (831, 24412), (1077, 18836), (1108, 18309), (1436, 14127), (1662, 12206), (2154, 9418), (3324, 6103), (4308, 4709)]