20100522636

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{947959}}^1$

素因数の和:948019

約数の個数: 72

約数和(自身を含む): 55209190400

約数和(自身を除く): 35108667764

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 31, 36, 38, 57, 62, 76, 93, 114, 124, 171, 186, 228, 279, 342, 372, 558, 589, 684, 1116, 1178, 1767, 2356, 3534, 5301, 7068, 10602, 21204, 947959, 1895918, 2843877, 3791836, 5687754, 8531631, 11375508, 17063262, 18011221, 29386729, 34126524, 36022442, 54033663, 58773458, 72044884, 88160187, 108067326, 117546916, 162100989, 176320374, 216134652, 264480561, 324201978, 352640748, 528961122, 558347851, 648403956, 1057922244, 1116695702, 1675043553, 2233391404, 3350087106, 5025130659, 6700174212, 10050261318, 20100522636]

約数ペア:

[(1, 20100522636), (2, 10050261318), (3, 6700174212), (4, 5025130659), (6, 3350087106), (9, 2233391404), (12, 1675043553), (18, 1116695702), (19, 1057922244), (31, 648403956), (36, 558347851), (38, 528961122), (57, 352640748), (62, 324201978), (76, 264480561), (93, 216134652), (114, 176320374), (124, 162100989), (171, 117546916), (186, 108067326), (228, 88160187), (279, 72044884), (342, 58773458), (372, 54033663), (558, 36022442), (589, 34126524), (684, 29386729), (1116, 18011221), (1178, 17063262), (1767, 11375508), (2356, 8531631), (3534, 5687754), (5301, 3791836), (7068, 2843877), (10602, 1895918), (21204, 947959)]