20567498

素因数分解:

$2^1\times 7^1\times {\mathrm{53}}^2\times {\mathrm{523}}^1$

素因数の和:638

約数の個数: 24

約数和(自身を含む): 36005088

約数和(自身を除く): 15437590

約数列:

[1, 2, 7, 14, 53, 106, 371, 523, 742, 1046, 2809, 3661, 5618, 7322, 19663, 27719, 39326, 55438, 194033, 388066, 1469107, 2938214, 10283749, 20567498]

約数ペア:

[(1, 20567498), (2, 10283749), (7, 2938214), (14, 1469107), (53, 388066), (106, 194033), (371, 55438), (523, 39326), (742, 27719), (1046, 19663), (2809, 7322), (3661, 5618)]