19705608

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{569}}^1$

素因数の和:631

約数の個数: 96

約数和(自身を含む): 59131800

約数和(自身を除く): 39426192

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 37, 39, 52, 72, 74, 78, 104, 111, 117, 148, 156, 222, 234, 296, 312, 333, 444, 468, 481, 569, 666, 888, 936, 962, 1138, 1332, 1443, 1707, 1924, 2276, 2664, 2886, 3414, 3848, 4329, 4552, 5121, 5772, 6828, 7397, 8658, 10242, 11544, 13656, 14794, 17316, 20484, 21053, 22191, 29588, 34632, 40968, 42106, 44382, 59176, 63159, 66573, 84212, 88764, 126318, 133146, 168424, 177528, 189477, 252636, 266292, 273689, 378954, 505272, 532584, 547378, 757908, 821067, 1094756, 1515816, 1642134, 2189512, 2463201, 3284268, 4926402, 6568536, 9852804, 19705608]

約数ペア:

[(1, 19705608), (2, 9852804), (3, 6568536), (4, 4926402), (6, 3284268), (8, 2463201), (9, 2189512), (12, 1642134), (13, 1515816), (18, 1094756), (24, 821067), (26, 757908), (36, 547378), (37, 532584), (39, 505272), (52, 378954), (72, 273689), (74, 266292), (78, 252636), (104, 189477), (111, 177528), (117, 168424), (148, 133146), (156, 126318), (222, 88764), (234, 84212), (296, 66573), (312, 63159), (333, 59176), (444, 44382), (468, 42106), (481, 40968), (569, 34632), (666, 29588), (888, 22191), (936, 21053), (962, 20484), (1138, 17316), (1332, 14794), (1443, 13656), (1707, 11544), (1924, 10242), (2276, 8658), (2664, 7397), (2886, 6828), (3414, 5772), (3848, 5121), (4329, 4552)]