18136845

素因数分解:

$3^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{3631}}^1$

素因数の和:3682

約数の個数: 32

約数和(自身を含む): 33123840

約数和(自身を除く): 14986995

約数列:

[1, 3, 5, 9, 15, 27, 37, 45, 111, 135, 185, 333, 555, 999, 1665, 3631, 4995, 10893, 18155, 32679, 54465, 98037, 134347, 163395, 403041, 490185, 671735, 1209123, 2015205, 3627369, 6045615, 18136845]

約数ペア:

[(1, 18136845), (3, 6045615), (5, 3627369), (9, 2015205), (15, 1209123), (27, 671735), (37, 490185), (45, 403041), (111, 163395), (135, 134347), (185, 98037), (333, 54465), (555, 32679), (999, 18155), (1665, 10893), (3631, 4995)]