31219510

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{19391}}^1$

素因数の和:19428

約数の個数: 32

約数和(自身を含む): 67018752

約数和(自身を除く): 35799242

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 70, 115, 161, 230, 322, 805, 1610, 19391, 38782, 96955, 135737, 193910, 271474, 445993, 678685, 891986, 1357370, 2229965, 3121951, 4459930, 6243902, 15609755, 31219510]

約数ペア:

[(1, 31219510), (2, 15609755), (5, 6243902), (7, 4459930), (10, 3121951), (14, 2229965), (23, 1357370), (35, 891986), (46, 678685), (70, 445993), (115, 271474), (161, 193910), (230, 135737), (322, 96955), (805, 38782), (1610, 19391)]