20828927

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{1733}}^1$

素因数の和:1858

約数の個数: 16

約数和(自身を含む): 25468992

約数和(自身を除く): 4640065

約数列:

[1, 7, 17, 101, 119, 707, 1717, 1733, 12019, 12131, 29461, 175033, 206227, 1225231, 2975561, 20828927]

約数ペア:

[(1, 20828927), (7, 2975561), (17, 1225231), (101, 206227), (119, 175033), (707, 29461), (1717, 12131), (1733, 12019)]