674336

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{1621}}^1$

素因数の和:1644

約数の個数: 24

約数和(自身を含む): 1430604

約数和(自身を除く): 756268

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 416, 1621, 3242, 6484, 12968, 21073, 25936, 42146, 51872, 84292, 168584, 337168, 674336]

約数ペア:

[(1, 674336), (2, 337168), (4, 168584), (8, 84292), (13, 51872), (16, 42146), (26, 25936), (32, 21073), (52, 12968), (104, 6484), (208, 3242), (416, 1621)]