20001462

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{1721}}^1$

素因数の和:1888

約数の個数: 32

約数和(自身を含む): 43394400

約数和(自身を除く): 23392938

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 149, 298, 447, 894, 1721, 1937, 3442, 3874, 5163, 5811, 10326, 11622, 22373, 44746, 67119, 134238, 256429, 512858, 769287, 1538574, 3333577, 6667154, 10000731, 20001462]

約数ペア:

[(1, 20001462), (2, 10000731), (3, 6667154), (6, 3333577), (13, 1538574), (26, 769287), (39, 512858), (78, 256429), (149, 134238), (298, 67119), (447, 44746), (894, 22373), (1721, 11622), (1937, 10326), (3442, 5811), (3874, 5163)]