1557896336

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{5124659}}^1$

素因数の和:5124686

約数の個数: 20

約数和(自身を含む): 3177289200

約数和(自身を除く): 1619392864

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 5124659, 10249318, 20498636, 40997272, 81994544, 97368521, 194737042, 389474084, 778948168, 1557896336]

約数ペア:

[(1, 1557896336), (2, 778948168), (4, 389474084), (8, 194737042), (16, 97368521), (19, 81994544), (38, 40997272), (76, 20498636), (152, 10249318), (304, 5124659)]