18583340

素因数分解:

$2^2\times 5^1\times {\mathrm{823}}^1\times {\mathrm{1129}}^1$

素因数の和:1961

約数の個数: 24

約数和(自身を含む): 39107040

約数和(自身を除く): 20523700

約数列:

[1, 2, 4, 5, 10, 20, 823, 1129, 1646, 2258, 3292, 4115, 4516, 5645, 8230, 11290, 16460, 22580, 929167, 1858334, 3716668, 4645835, 9291670, 18583340]

約数ペア:

[(1, 18583340), (2, 9291670), (4, 4645835), (5, 3716668), (10, 1858334), (20, 929167), (823, 22580), (1129, 16460), (1646, 11290), (2258, 8230), (3292, 5645), (4115, 4516)]