20100321891

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{401}}^1\times {\mathrm{11579}}^1$

素因数の和:12036

約数の個数: 48

約数和(自身を含む): 32195086560

約数和(自身を除く): 12094764669

約数列:

[1, 3, 9, 13, 37, 39, 111, 117, 333, 401, 481, 1203, 1443, 3609, 4329, 5213, 11579, 14837, 15639, 34737, 44511, 46917, 104211, 133533, 150527, 192881, 428423, 451581, 578643, 1285269, 1354743, 1735929, 3855807, 4643179, 5569499, 13929537, 16708497, 41788611, 50125491, 60361327, 171797623, 181083981, 515392869, 543251943, 1546178607, 2233369099, 6700107297, 20100321891]

約数ペア:

[(1, 20100321891), (3, 6700107297), (9, 2233369099), (13, 1546178607), (37, 543251943), (39, 515392869), (111, 181083981), (117, 171797623), (333, 60361327), (401, 50125491), (481, 41788611), (1203, 16708497), (1443, 13929537), (3609, 5569499), (4329, 4643179), (5213, 3855807), (11579, 1735929), (14837, 1354743), (15639, 1285269), (34737, 578643), (44511, 451581), (46917, 428423), (104211, 192881), (133533, 150527)]