20171340826

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{20551}}^1\times {\mathrm{5393}}^1$

素因数の和:25966

約数の個数: 32

約数和(自身を含む): 37248115968

約数和(自身を除く): 17076775142

約数列:

[1, 2, 7, 13, 14, 26, 91, 182, 5393, 10786, 20551, 37751, 41102, 70109, 75502, 140218, 143857, 267163, 287714, 490763, 534326, 981526, 1870141, 3740282, 110831543, 221663086, 775820801, 1440810059, 1551641602, 2881620118, 10085670413, 20171340826]

約数ペア:

[(1, 20171340826), (2, 10085670413), (7, 2881620118), (13, 1551641602), (14, 1440810059), (26, 775820801), (91, 221663086), (182, 110831543), (5393, 3740282), (10786, 1870141), (20551, 981526), (37751, 534326), (41102, 490763), (70109, 287714), (75502, 267163), (140218, 143857)]