20855528056

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{30911}}^1$

素因数の和:30997

約数の個数: 96

約数和(自身を含む): 46622096640

約数和(自身を除く): 25766568584

約数列:

[1, 2, 4, 8, 11, 17, 22, 34, 41, 44, 68, 82, 88, 121, 136, 164, 187, 242, 328, 374, 451, 484, 697, 748, 902, 968, 1394, 1496, 1804, 2057, 2788, 3608, 4114, 4961, 5576, 7667, 8228, 9922, 15334, 16456, 19844, 30668, 30911, 39688, 61336, 61822, 84337, 123644, 168674, 247288, 337348, 340021, 525487, 674696, 680042, 1050974, 1267351, 1360084, 2101948, 2534702, 2720168, 3740231, 4203896, 5069404, 5780357, 7480462, 10138808, 11560714, 13940861, 14960924, 21544967, 23121428, 27881722, 29921848, 43089934, 46242856, 55763444, 63583927, 86179868, 111526888, 127167854, 153349471, 172359736, 236994637, 254335708, 306698942, 473989274, 508671416, 613397884, 947978548, 1226795768, 1895957096, 2606941007, 5213882014, 10427764028, 20855528056]

約数ペア:

[(1, 20855528056), (2, 10427764028), (4, 5213882014), (8, 2606941007), (11, 1895957096), (17, 1226795768), (22, 947978548), (34, 613397884), (41, 508671416), (44, 473989274), (68, 306698942), (82, 254335708), (88, 236994637), (121, 172359736), (136, 153349471), (164, 127167854), (187, 111526888), (242, 86179868), (328, 63583927), (374, 55763444), (451, 46242856), (484, 43089934), (697, 29921848), (748, 27881722), (902, 23121428), (968, 21544967), (1394, 14960924), (1496, 13940861), (1804, 11560714), (2057, 10138808), (2788, 7480462), (3608, 5780357), (4114, 5069404), (4961, 4203896), (5576, 3740231), (7667, 2720168), (8228, 2534702), (9922, 2101948), (15334, 1360084), (16456, 1267351), (19844, 1050974), (30668, 680042), (30911, 674696), (39688, 525487), (61336, 340021), (61822, 337348), (84337, 247288), (123644, 168674)]