20994466

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{53}}^2\times {\mathrm{101}}^1$

素因数の和:246

約数の個数: 24

約数和(自身を含む): 33290964

約数和(自身を除く): 12296498

約数列:

[1, 2, 37, 53, 74, 101, 106, 202, 1961, 2809, 3737, 3922, 5353, 5618, 7474, 10706, 103933, 198061, 207866, 283709, 396122, 567418, 10497233, 20994466]

約数ペア:

[(1, 20994466), (2, 10497233), (37, 567418), (53, 396122), (74, 283709), (101, 207866), (106, 198061), (202, 103933), (1961, 10706), (2809, 7474), (3737, 5618), (3922, 5353)]