18815692824

素因数分解:

$2^3\times 3^4\times {\mathrm{181}}^1\times {\mathrm{160423}}^1$

素因数の和:160622

約数の個数: 80

約数和(自身を含む): 52992859920

約数和(自身を除く): 34177167096

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 181, 216, 324, 362, 543, 648, 724, 1086, 1448, 1629, 2172, 3258, 4344, 4887, 6516, 9774, 13032, 14661, 19548, 29322, 39096, 58644, 117288, 160423, 320846, 481269, 641692, 962538, 1283384, 1443807, 1925076, 2887614, 3850152, 4331421, 5775228, 8662842, 11550456, 12994263, 17325684, 25988526, 29036563, 34651368, 51977052, 58073126, 87109689, 103954104, 116146252, 174219378, 232292504, 261329067, 348438756, 522658134, 696877512, 783987201, 1045316268, 1567974402, 2090632536, 2351961603, 3135948804, 4703923206, 6271897608, 9407846412, 18815692824]

約数ペア:

[(1, 18815692824), (2, 9407846412), (3, 6271897608), (4, 4703923206), (6, 3135948804), (8, 2351961603), (9, 2090632536), (12, 1567974402), (18, 1045316268), (24, 783987201), (27, 696877512), (36, 522658134), (54, 348438756), (72, 261329067), (81, 232292504), (108, 174219378), (162, 116146252), (181, 103954104), (216, 87109689), (324, 58073126), (362, 51977052), (543, 34651368), (648, 29036563), (724, 25988526), (1086, 17325684), (1448, 12994263), (1629, 11550456), (2172, 8662842), (3258, 5775228), (4344, 4331421), (4887, 3850152), (6516, 2887614), (9774, 1925076), (13032, 1443807), (14661, 1283384), (19548, 962538), (29322, 641692), (39096, 481269), (58644, 320846), (117288, 160423)]