18649980

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{34537}}^1$

素因数の和:34555

約数の個数: 48

約数和(自身を含む): 58023840

約数和(自身を除く): 39373860

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 34537, 69074, 103611, 138148, 172685, 207222, 310833, 345370, 414444, 518055, 621666, 690740, 932499, 1036110, 1243332, 1554165, 1864998, 2072220, 3108330, 3729996, 4662495, 6216660, 9324990, 18649980]

約数ペア:

[(1, 18649980), (2, 9324990), (3, 6216660), (4, 4662495), (5, 3729996), (6, 3108330), (9, 2072220), (10, 1864998), (12, 1554165), (15, 1243332), (18, 1036110), (20, 932499), (27, 690740), (30, 621666), (36, 518055), (45, 414444), (54, 345370), (60, 310833), (90, 207222), (108, 172685), (135, 138148), (180, 103611), (270, 69074), (540, 34537)]