18018802

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{197}}^1$

素因数の和:330

約数の個数: 32

約数和(自身を含む): 29937600

約数和(自身を除く): 11918798

約数列:

[1, 2, 19, 29, 38, 58, 83, 166, 197, 394, 551, 1102, 1577, 2407, 3154, 3743, 4814, 5713, 7486, 11426, 16351, 32702, 45733, 91466, 108547, 217094, 310669, 474179, 621338, 948358, 9009401, 18018802]

約数ペア:

[(1, 18018802), (2, 9009401), (19, 948358), (29, 621338), (38, 474179), (58, 310669), (83, 217094), (166, 108547), (197, 91466), (394, 45733), (551, 32702), (1102, 16351), (1577, 11426), (2407, 7486), (3154, 5713), (3743, 4814)]