18670456

素因数分解:

$2^3\times 7^1\times {\mathrm{101}}^1\times {\mathrm{3301}}^1$

素因数の和:3415

約数の個数: 32

約数和(自身を含む): 40416480

約数和(自身を除く): 21746024

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 101, 202, 404, 707, 808, 1414, 2828, 3301, 5656, 6602, 13204, 23107, 26408, 46214, 92428, 184856, 333401, 666802, 1333604, 2333807, 2667208, 4667614, 9335228, 18670456]

約数ペア:

[(1, 18670456), (2, 9335228), (4, 4667614), (7, 2667208), (8, 2333807), (14, 1333604), (28, 666802), (56, 333401), (101, 184856), (202, 92428), (404, 46214), (707, 26408), (808, 23107), (1414, 13204), (2828, 6602), (3301, 5656)]