19637876

素因数分解:

$2^2\times {\mathrm{73}}^1\times {\mathrm{109}}^1\times {\mathrm{617}}^1$

素因数の和:803

約数の個数: 24

約数和(自身を含む): 35213640

約数和(自身を除く): 15575764

約数列:

[1, 2, 4, 73, 109, 146, 218, 292, 436, 617, 1234, 2468, 7957, 15914, 31828, 45041, 67253, 90082, 134506, 180164, 269012, 4909469, 9818938, 19637876]

約数ペア:

[(1, 19637876), (2, 9818938), (4, 4909469), (73, 269012), (109, 180164), (146, 134506), (218, 90082), (292, 67253), (436, 45041), (617, 31828), (1234, 15914), (2468, 7957)]