18080784

素因数分解:

$2^4\times 3^2\times {\mathrm{241}}^1\times {\mathrm{521}}^1$

素因数の和:776

約数の個数: 60

約数和(自身を含む): 50908572

約数和(自身を除く): 32827788

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 241, 482, 521, 723, 964, 1042, 1446, 1563, 1928, 2084, 2169, 2892, 3126, 3856, 4168, 4338, 4689, 5784, 6252, 8336, 8676, 9378, 11568, 12504, 17352, 18756, 25008, 34704, 37512, 75024, 125561, 251122, 376683, 502244, 753366, 1004488, 1130049, 1506732, 2008976, 2260098, 3013464, 4520196, 6026928, 9040392, 18080784]

約数ペア:

[(1, 18080784), (2, 9040392), (3, 6026928), (4, 4520196), (6, 3013464), (8, 2260098), (9, 2008976), (12, 1506732), (16, 1130049), (18, 1004488), (24, 753366), (36, 502244), (48, 376683), (72, 251122), (144, 125561), (241, 75024), (482, 37512), (521, 34704), (723, 25008), (964, 18756), (1042, 17352), (1446, 12504), (1563, 11568), (1928, 9378), (2084, 8676), (2169, 8336), (2892, 6252), (3126, 5784), (3856, 4689), (4168, 4338)]