20582265

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{1579}}^1$

素因数の和:1677

約数の個数: 32

約数和(自身を含む): 36403200

約数和(自身を除く): 15820935

約数列:

[1, 3, 5, 11, 15, 33, 55, 79, 165, 237, 395, 869, 1185, 1579, 2607, 4345, 4737, 7895, 13035, 17369, 23685, 52107, 86845, 124741, 260535, 374223, 623705, 1372151, 1871115, 4116453, 6860755, 20582265]

約数ペア:

[(1, 20582265), (3, 6860755), (5, 4116453), (11, 1871115), (15, 1372151), (33, 623705), (55, 374223), (79, 260535), (165, 124741), (237, 86845), (395, 52107), (869, 23685), (1185, 17369), (1579, 13035), (2607, 7895), (4345, 4737)]