20492210

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{151}}^1\times {\mathrm{331}}^1$

素因数の和:530

約数の個数: 32

約数和(自身を含む): 38150784

約数和(自身を除く): 17658574

約数列:

[1, 2, 5, 10, 41, 82, 151, 205, 302, 331, 410, 662, 755, 1510, 1655, 3310, 6191, 12382, 13571, 27142, 30955, 49981, 61910, 67855, 99962, 135710, 249905, 499810, 2049221, 4098442, 10246105, 20492210]

約数ペア:

[(1, 20492210), (2, 10246105), (5, 4098442), (10, 2049221), (41, 499810), (82, 249905), (151, 135710), (205, 99962), (302, 67855), (331, 61910), (410, 49981), (662, 30955), (755, 27142), (1510, 13571), (1655, 12382), (3310, 6191)]