19292420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{137803}}^1$

素因数の和:137819

約数の個数: 24

約数和(自身を含む): 46302144

約数和(自身を除く): 27009724

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 137803, 275606, 551212, 689015, 964621, 1378030, 1929242, 2756060, 3858484, 4823105, 9646210, 19292420]

約数ペア:

[(1, 19292420), (2, 9646210), (4, 4823105), (5, 3858484), (7, 2756060), (10, 1929242), (14, 1378030), (20, 964621), (28, 689015), (35, 551212), (70, 275606), (140, 137803)]