18729592

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{607}}^1$

素因数の和:668

約数の個数: 64

約数和(自身を含む): 43776000

約数和(自身を除く): 25046408

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 29, 38, 56, 58, 76, 116, 133, 152, 203, 232, 266, 406, 532, 551, 607, 812, 1064, 1102, 1214, 1624, 2204, 2428, 3857, 4249, 4408, 4856, 7714, 8498, 11533, 15428, 16996, 17603, 23066, 30856, 33992, 35206, 46132, 70412, 80731, 92264, 123221, 140824, 161462, 246442, 322924, 334457, 492884, 645848, 668914, 985768, 1337828, 2341199, 2675656, 4682398, 9364796, 18729592]

約数ペア:

[(1, 18729592), (2, 9364796), (4, 4682398), (7, 2675656), (8, 2341199), (14, 1337828), (19, 985768), (28, 668914), (29, 645848), (38, 492884), (56, 334457), (58, 322924), (76, 246442), (116, 161462), (133, 140824), (152, 123221), (203, 92264), (232, 80731), (266, 70412), (406, 46132), (532, 35206), (551, 33992), (607, 30856), (812, 23066), (1064, 17603), (1102, 16996), (1214, 15428), (1624, 11533), (2204, 8498), (2428, 7714), (3857, 4856), (4249, 4408)]