20193975918

素因数分解:

$2^1\times 3^3\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{294227}}^1$

素因数の和:294310

約数の個数: 64

約数和(自身を含む): 47453091840

約数和(自身を除く): 27259115922

約数列:

[1, 2, 3, 6, 9, 18, 27, 31, 41, 54, 62, 82, 93, 123, 186, 246, 279, 369, 558, 738, 837, 1107, 1271, 1674, 2214, 2542, 3813, 7626, 11439, 22878, 34317, 68634, 294227, 588454, 882681, 1765362, 2648043, 5296086, 7944129, 9121037, 12063307, 15888258, 18242074, 24126614, 27363111, 36189921, 54726222, 72379842, 82089333, 108569763, 164178666, 217139526, 246267999, 325709289, 373962517, 492535998, 651418578, 747925034, 1121887551, 2243775102, 3365662653, 6731325306, 10096987959, 20193975918]

約数ペア:

[(1, 20193975918), (2, 10096987959), (3, 6731325306), (6, 3365662653), (9, 2243775102), (18, 1121887551), (27, 747925034), (31, 651418578), (41, 492535998), (54, 373962517), (62, 325709289), (82, 246267999), (93, 217139526), (123, 164178666), (186, 108569763), (246, 82089333), (279, 72379842), (369, 54726222), (558, 36189921), (738, 27363111), (837, 24126614), (1107, 18242074), (1271, 15888258), (1674, 12063307), (2214, 9121037), (2542, 7944129), (3813, 5296086), (7626, 2648043), (11439, 1765362), (22878, 882681), (34317, 588454), (68634, 294227)]