20741830

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{919}}^1$

素因数の和:1024

約数の個数: 32

約数和(自身を含む): 39015360

約数和(自身を除く): 18273530

約数列:

[1, 2, 5, 10, 37, 61, 74, 122, 185, 305, 370, 610, 919, 1838, 2257, 4514, 4595, 9190, 11285, 22570, 34003, 56059, 68006, 112118, 170015, 280295, 340030, 560590, 2074183, 4148366, 10370915, 20741830]

約数ペア:

[(1, 20741830), (2, 10370915), (5, 4148366), (10, 2074183), (37, 560590), (61, 340030), (74, 280295), (122, 170015), (185, 112118), (305, 68006), (370, 56059), (610, 34003), (919, 22570), (1838, 11285), (2257, 9190), (4514, 4595)]