18227767012

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{633877}}^1$

素因数の和:633980

約数の個数: 48

約数和(自身を含む): 39756828160

約数和(自身を除く): 21529061148

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 79, 91, 158, 182, 316, 364, 553, 1027, 1106, 2054, 2212, 4108, 7189, 14378, 28756, 633877, 1267754, 2535508, 4437139, 8240401, 8874278, 16480802, 17748556, 32961604, 50076283, 57682807, 100152566, 115365614, 200305132, 230731228, 350533981, 650991679, 701067962, 1301983358, 1402135924, 2603966716, 4556941753, 9113883506, 18227767012]

約数ペア:

[(1, 18227767012), (2, 9113883506), (4, 4556941753), (7, 2603966716), (13, 1402135924), (14, 1301983358), (26, 701067962), (28, 650991679), (52, 350533981), (79, 230731228), (91, 200305132), (158, 115365614), (182, 100152566), (316, 57682807), (364, 50076283), (553, 32961604), (1027, 17748556), (1106, 16480802), (2054, 8874278), (2212, 8240401), (4108, 4437139), (7189, 2535508), (14378, 1267754), (28756, 633877)]