18689287684

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{2269219}}^1$

素因数の和:2269323

約数の個数: 24

約数和(自身を含む): 34310606400

約数和(自身を除く): 15621318716

約数列:

[1, 2, 4, 29, 58, 71, 116, 142, 284, 2059, 4118, 8236, 2269219, 4538438, 9076876, 65807351, 131614702, 161114549, 263229404, 322229098, 644458196, 4672321921, 9344643842, 18689287684]

約数ペア:

[(1, 18689287684), (2, 9344643842), (4, 4672321921), (29, 644458196), (58, 322229098), (71, 263229404), (116, 161114549), (142, 131614702), (284, 65807351), (2059, 9076876), (4118, 4538438), (8236, 2269219)]