20258464

素因数分解:

$2^5\times {\mathrm{137}}^1\times {\mathrm{4621}}^1$

素因数の和:4768

約数の個数: 24

約数和(自身を含む): 40183668

約数和(自身を除く): 19925204

約数列:

[1, 2, 4, 8, 16, 32, 137, 274, 548, 1096, 2192, 4384, 4621, 9242, 18484, 36968, 73936, 147872, 633077, 1266154, 2532308, 5064616, 10129232, 20258464]

約数ペア:

[(1, 20258464), (2, 10129232), (4, 5064616), (8, 2532308), (16, 1266154), (32, 633077), (137, 147872), (274, 73936), (548, 36968), (1096, 18484), (2192, 9242), (4384, 4621)]