20883191

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{1553}}^1$

素因数の和:1690

約数の個数: 16

約数和(自身を含む): 25510464

約数和(自身を除く): 4627273

約数列:

[1, 7, 17, 113, 119, 791, 1553, 1921, 10871, 13447, 26401, 175489, 184807, 1228423, 2983313, 20883191]

約数ペア:

[(1, 20883191), (7, 2983313), (17, 1228423), (113, 184807), (119, 175489), (791, 26401), (1553, 13447), (1921, 10871)]