20534410

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{827}}^1$

素因数の和:1038

約数の個数: 32

約数和(自身を含む): 40061952

約数和(自身を除く): 19527542

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 191, 382, 827, 955, 1654, 1910, 2483, 4135, 4966, 8270, 10751, 12415, 21502, 24830, 53755, 107510, 157957, 315914, 789785, 1579570, 2053441, 4106882, 10267205, 20534410]

約数ペア:

[(1, 20534410), (2, 10267205), (5, 4106882), (10, 2053441), (13, 1579570), (26, 789785), (65, 315914), (130, 157957), (191, 107510), (382, 53755), (827, 24830), (955, 21502), (1654, 12415), (1910, 10751), (2483, 8270), (4135, 4966)]