20187075996

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{181063}}^1$

素因数の和:181255

約数の個数: 72

約数和(自身を含む): 54043982720

約数和(自身を除く): 33856906724

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 163, 171, 228, 326, 342, 489, 652, 684, 978, 1467, 1956, 2934, 3097, 5868, 6194, 9291, 12388, 18582, 27873, 37164, 55746, 111492, 181063, 362126, 543189, 724252, 1086378, 1629567, 2172756, 3259134, 3440197, 6518268, 6880394, 10320591, 13760788, 20641182, 29513269, 30961773, 41282364, 59026538, 61923546, 88539807, 118053076, 123847092, 177079614, 265619421, 354159228, 531238842, 560752111, 1062477684, 1121504222, 1682256333, 2243008444, 3364512666, 5046768999, 6729025332, 10093537998, 20187075996]

約数ペア:

[(1, 20187075996), (2, 10093537998), (3, 6729025332), (4, 5046768999), (6, 3364512666), (9, 2243008444), (12, 1682256333), (18, 1121504222), (19, 1062477684), (36, 560752111), (38, 531238842), (57, 354159228), (76, 265619421), (114, 177079614), (163, 123847092), (171, 118053076), (228, 88539807), (326, 61923546), (342, 59026538), (489, 41282364), (652, 30961773), (684, 29513269), (978, 20641182), (1467, 13760788), (1956, 10320591), (2934, 6880394), (3097, 6518268), (5868, 3440197), (6194, 3259134), (9291, 2172756), (12388, 1629567), (18582, 1086378), (27873, 724252), (37164, 543189), (55746, 362126), (111492, 181063)]