20876930

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{1033}}^1$

素因数の和:1130

約数の個数: 32

約数和(自身を含む): 39308544

約数和(自身を除く): 18431614

約数列:

[1, 2, 5, 10, 43, 47, 86, 94, 215, 235, 430, 470, 1033, 2021, 2066, 4042, 5165, 10105, 10330, 20210, 44419, 48551, 88838, 97102, 222095, 242755, 444190, 485510, 2087693, 4175386, 10438465, 20876930]

約数ペア:

[(1, 20876930), (2, 10438465), (5, 4175386), (10, 2087693), (43, 485510), (47, 444190), (86, 242755), (94, 222095), (215, 97102), (235, 88838), (430, 48551), (470, 44419), (1033, 20210), (2021, 10330), (2066, 10105), (4042, 5165)]