19878636

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{87187}}^1$

素因数の和:87213

約数の個数: 24

約数和(自身を含む): 48825280

約数和(自身を除く): 28946644

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 114, 228, 87187, 174374, 261561, 348748, 523122, 1046244, 1656553, 3313106, 4969659, 6626212, 9939318, 19878636]

約数ペア:

[(1, 19878636), (2, 9939318), (3, 6626212), (4, 4969659), (6, 3313106), (12, 1656553), (19, 1046244), (38, 523122), (57, 348748), (76, 261561), (114, 174374), (228, 87187)]