20007382

素因数分解:

$2^1\times {\mathrm{79}}^1\times {\mathrm{139}}^1\times {\mathrm{911}}^1$

素因数の和:1131

約数の個数: 16

約数和(自身を含む): 30643200

約数和(自身を除く): 10635818

約数列:

[1, 2, 79, 139, 158, 278, 911, 1822, 10981, 21962, 71969, 126629, 143938, 253258, 10003691, 20007382]

約数ペア:

[(1, 20007382), (2, 10003691), (79, 253258), (139, 143938), (158, 126629), (278, 71969), (911, 21962), (1822, 10981)]