20701832

素因数分解:

$2^3\times {\mathrm{281}}^1\times {\mathrm{9209}}^1$

素因数の和:9496

約数の個数: 16

約数和(自身を含む): 38958300

約数和(自身を除く): 18256468

約数列:

[1, 2, 4, 8, 281, 562, 1124, 2248, 9209, 18418, 36836, 73672, 2587729, 5175458, 10350916, 20701832]

約数ペア:

[(1, 20701832), (2, 10350916), (4, 5175458), (8, 2587729), (281, 73672), (562, 36836), (1124, 18418), (2248, 9209)]