18145570

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{2221}}^1$

素因数の和:2290

約数の個数: 32

約数和(自身を含む): 35196480

約数和(自身を除く): 17050910

約数列:

[1, 2, 5, 10, 19, 38, 43, 86, 95, 190, 215, 430, 817, 1634, 2221, 4085, 4442, 8170, 11105, 22210, 42199, 84398, 95503, 191006, 210995, 421990, 477515, 955030, 1814557, 3629114, 9072785, 18145570]

約数ペア:

[(1, 18145570), (2, 9072785), (5, 3629114), (10, 1814557), (19, 955030), (38, 477515), (43, 421990), (86, 210995), (95, 191006), (190, 95503), (215, 84398), (430, 42199), (817, 22210), (1634, 11105), (2221, 8170), (4085, 4442)]