1638990

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{18211}}^1$

素因数の和:18224

約数の個数: 24

約数和(自身を含む): 4261608

約数和(自身を除く): 2622618

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 18211, 36422, 54633, 91055, 109266, 163899, 182110, 273165, 327798, 546330, 819495, 1638990]

約数ペア:

[(1, 1638990), (2, 819495), (3, 546330), (5, 327798), (6, 273165), (9, 182110), (10, 163899), (15, 109266), (18, 91055), (30, 54633), (45, 36422), (90, 18211)]