20091477

素因数分解:

$3^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{6883}}^1$

素因数の和:7032

約数の個数: 16

約数和(自身を含む): 30840320

約数和(自身を除く): 10748843

約数列:

[1, 3, 7, 21, 139, 417, 973, 2919, 6883, 20649, 48181, 144543, 956737, 2870211, 6697159, 20091477]

約数ペア:

[(1, 20091477), (3, 6697159), (7, 2870211), (21, 956737), (139, 144543), (417, 48181), (973, 20649), (2919, 6883)]