18884814

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{1229}}^1$

素因数の和:1444

約数の個数: 32

約数和(自身を含む): 40914720

約数和(自身を除く): 22029906

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 197, 394, 591, 1182, 1229, 2458, 2561, 3687, 5122, 7374, 7683, 15366, 15977, 31954, 47931, 95862, 242113, 484226, 726339, 1452678, 3147469, 6294938, 9442407, 18884814]

約数ペア:

[(1, 18884814), (2, 9442407), (3, 6294938), (6, 3147469), (13, 1452678), (26, 726339), (39, 484226), (78, 242113), (197, 95862), (394, 47931), (591, 31954), (1182, 15977), (1229, 15366), (2458, 7683), (2561, 7374), (3687, 5122)]