12651568

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{41617}}^1$

素因数の和:41644

約数の個数: 20

約数和(自身を含む): 25803160

約数和(自身を除く): 13151592

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 41617, 83234, 166468, 332936, 665872, 790723, 1581446, 3162892, 6325784, 12651568]

約数ペア:

[(1, 12651568), (2, 6325784), (4, 3162892), (8, 1581446), (16, 790723), (19, 665872), (38, 332936), (76, 166468), (152, 83234), (304, 41617)]