20413144

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{5839}}^1$

素因数の和:5887

約数の個数: 32

約数和(自身を含む): 42048000

約数和(自身を除く): 21634856

約数列:

[1, 2, 4, 8, 19, 23, 38, 46, 76, 92, 152, 184, 437, 874, 1748, 3496, 5839, 11678, 23356, 46712, 110941, 134297, 221882, 268594, 443764, 537188, 887528, 1074376, 2551643, 5103286, 10206572, 20413144]

約数ペア:

[(1, 20413144), (2, 10206572), (4, 5103286), (8, 2551643), (19, 1074376), (23, 887528), (38, 537188), (46, 443764), (76, 268594), (92, 221882), (152, 134297), (184, 110941), (437, 46712), (874, 23356), (1748, 11678), (3496, 5839)]