18366855

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{719}}^1$

素因数の和:871

約数の個数: 32

約数和(自身を含む): 31933440

約数和(自身を除く): 13566585

約数列:

[1, 3, 5, 13, 15, 39, 65, 131, 195, 393, 655, 719, 1703, 1965, 2157, 3595, 5109, 8515, 9347, 10785, 25545, 28041, 46735, 94189, 140205, 282567, 470945, 1224457, 1412835, 3673371, 6122285, 18366855]

約数ペア:

[(1, 18366855), (3, 6122285), (5, 3673371), (13, 1412835), (15, 1224457), (39, 470945), (65, 282567), (131, 140205), (195, 94189), (393, 46735), (655, 28041), (719, 25545), (1703, 10785), (1965, 9347), (2157, 8515), (3595, 5109)]