18645250

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{5737}}^1$

素因数の和:5767

約数の個数: 32

約数和(自身を含む): 37595376

約数和(自身を除く): 18950126

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 125, 130, 250, 325, 650, 1625, 3250, 5737, 11474, 28685, 57370, 74581, 143425, 149162, 286850, 372905, 717125, 745810, 1434250, 1864525, 3729050, 9322625, 18645250]

約数ペア:

[(1, 18645250), (2, 9322625), (5, 3729050), (10, 1864525), (13, 1434250), (25, 745810), (26, 717125), (50, 372905), (65, 286850), (125, 149162), (130, 143425), (250, 74581), (325, 57370), (650, 28685), (1625, 11474), (3250, 5737)]