18201904

素因数分解:

$2^4\times 7^1\times {\mathrm{162517}}^1$

素因数の和:162532

約数の個数: 20

約数和(自身を含む): 40304464

約数和(自身を除く): 22102560

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 162517, 325034, 650068, 1137619, 1300136, 2275238, 2600272, 4550476, 9100952, 18201904]

約数ペア:

[(1, 18201904), (2, 9100952), (4, 4550476), (7, 2600272), (8, 2275238), (14, 1300136), (16, 1137619), (28, 650068), (56, 325034), (112, 162517)]