20996906138

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{10222447}}^1$

素因数の和:10222541

約数の個数: 16

約数和(自身を含む): 34347425280

約数和(自身を除く): 13350519142

約数列:

[1, 2, 13, 26, 79, 158, 1027, 2054, 10222447, 20444894, 132891811, 265783622, 807573313, 1615146626, 10498453069, 20996906138]

約数ペア:

[(1, 20996906138), (2, 10498453069), (13, 1615146626), (26, 807573313), (79, 265783622), (158, 132891811), (1027, 20444894), (2054, 10222447)]