17420851930

素因数分解:

$2^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{409}}^1\times {\mathrm{30643}}^1$

素因数の和:31198

約数の個数: 32

約数和(自身を含む): 31661380800

約数和(自身を除く): 14240528870

約数列:

[1, 2, 5, 10, 139, 278, 409, 695, 818, 1390, 2045, 4090, 30643, 56851, 61286, 113702, 153215, 284255, 306430, 568510, 4259377, 8518754, 12532987, 21296885, 25065974, 42593770, 62664935, 125329870, 1742085193, 3484170386, 8710425965, 17420851930]

約数ペア:

[(1, 17420851930), (2, 8710425965), (5, 3484170386), (10, 1742085193), (139, 125329870), (278, 62664935), (409, 42593770), (695, 25065974), (818, 21296885), (1390, 12532987), (2045, 8518754), (4090, 4259377), (30643, 568510), (56851, 306430), (61286, 284255), (113702, 153215)]