616816

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{2029}}^1$

素因数の和:2056

約数の個数: 20

約数和(自身を含む): 1258600

約数和(自身を除く): 641784

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 2029, 4058, 8116, 16232, 32464, 38551, 77102, 154204, 308408, 616816]

約数ペア:

[(1, 616816), (2, 308408), (4, 154204), (8, 77102), (16, 38551), (19, 32464), (38, 16232), (76, 8116), (152, 4058), (304, 2029)]