12646478

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{131}}^1$

素因数の和:272

約数の個数: 32

約数和(自身を含む): 21288960

約数和(自身を除く): 8642482

約数列:

[1, 2, 13, 26, 47, 79, 94, 131, 158, 262, 611, 1027, 1222, 1703, 2054, 3406, 3713, 6157, 7426, 10349, 12314, 20698, 48269, 80041, 96538, 134537, 160082, 269074, 486403, 972806, 6323239, 12646478]

約数ペア:

[(1, 12646478), (2, 6323239), (13, 972806), (26, 486403), (47, 269074), (79, 160082), (94, 134537), (131, 96538), (158, 80041), (262, 48269), (611, 20698), (1027, 12314), (1222, 10349), (1703, 7426), (2054, 6157), (3406, 3713)]