18107684

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{337}}^1$

素因数の和:468

約数の個数: 48

約数和(自身を含む): 38613120

約数和(自身を除く): 20505436

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 101, 133, 202, 266, 337, 404, 532, 674, 707, 1348, 1414, 1919, 2359, 2828, 3838, 4718, 6403, 7676, 9436, 12806, 13433, 25612, 26866, 34037, 44821, 53732, 68074, 89642, 136148, 179284, 238259, 476518, 646703, 953036, 1293406, 2586812, 4526921, 9053842, 18107684]

約数ペア:

[(1, 18107684), (2, 9053842), (4, 4526921), (7, 2586812), (14, 1293406), (19, 953036), (28, 646703), (38, 476518), (76, 238259), (101, 179284), (133, 136148), (202, 89642), (266, 68074), (337, 53732), (404, 44821), (532, 34037), (674, 26866), (707, 25612), (1348, 13433), (1414, 12806), (1919, 9436), (2359, 7676), (2828, 6403), (3838, 4718)]