18137460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{27481}}^1$

素因数の和:27504

約数の個数: 48

約数和(自身を含む): 55403712

約数和(自身を除く): 37266252

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 330, 660, 27481, 54962, 82443, 109924, 137405, 164886, 274810, 302291, 329772, 412215, 549620, 604582, 824430, 906873, 1209164, 1511455, 1648860, 1813746, 3022910, 3627492, 4534365, 6045820, 9068730, 18137460]

約数ペア:

[(1, 18137460), (2, 9068730), (3, 6045820), (4, 4534365), (5, 3627492), (6, 3022910), (10, 1813746), (11, 1648860), (12, 1511455), (15, 1209164), (20, 906873), (22, 824430), (30, 604582), (33, 549620), (44, 412215), (55, 329772), (60, 302291), (66, 274810), (110, 164886), (132, 137405), (165, 109924), (220, 82443), (330, 54962), (660, 27481)]