20113533

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1$

素因数の和:107

約数の個数: 72

約数和(自身を含む): 36397920

約数和(自身を除く): 16284387

約数列:

[1, 3, 9, 11, 17, 19, 33, 37, 51, 57, 99, 111, 153, 171, 187, 209, 289, 323, 333, 407, 561, 627, 629, 703, 867, 969, 1221, 1683, 1881, 1887, 2109, 2601, 2907, 3179, 3553, 3663, 5491, 5661, 6327, 6919, 7733, 9537, 10659, 10693, 11951, 16473, 20757, 23199, 28611, 31977, 32079, 35853, 49419, 60401, 62271, 69597, 96237, 107559, 117623, 131461, 181203, 203167, 352869, 394383, 543609, 609501, 1058607, 1183149, 1828503, 2234837, 6704511, 20113533]

約数ペア:

[(1, 20113533), (3, 6704511), (9, 2234837), (11, 1828503), (17, 1183149), (19, 1058607), (33, 609501), (37, 543609), (51, 394383), (57, 352869), (99, 203167), (111, 181203), (153, 131461), (171, 117623), (187, 107559), (209, 96237), (289, 69597), (323, 62271), (333, 60401), (407, 49419), (561, 35853), (627, 32079), (629, 31977), (703, 28611), (867, 23199), (969, 20757), (1221, 16473), (1683, 11951), (1881, 10693), (1887, 10659), (2109, 9537), (2601, 7733), (2907, 6919), (3179, 6327), (3553, 5661), (3663, 5491)]