9921470

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{457}}^1$

素因数の和:644

約数の個数: 32

約数和(自身を含む): 19389888

約数和(自身を除く): 9468418

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 167, 334, 457, 835, 914, 1670, 2171, 2285, 4342, 4570, 5941, 10855, 11882, 21710, 29705, 59410, 76319, 152638, 381595, 763190, 992147, 1984294, 4960735, 9921470]

約数ペア:

[(1, 9921470), (2, 4960735), (5, 1984294), (10, 992147), (13, 763190), (26, 381595), (65, 152638), (130, 76319), (167, 59410), (334, 29705), (457, 21710), (835, 11882), (914, 10855), (1670, 5941), (2171, 4570), (2285, 4342)]