20050218

素因数分解:

$2^1\times 3^2\times {\mathrm{53}}^1\times {\mathrm{21017}}^1$

素因数の和:21078

約数の個数: 24

約数和(自身を含む): 44263908

約数和(自身を除く): 24213690

約数列:

[1, 2, 3, 6, 9, 18, 53, 106, 159, 318, 477, 954, 21017, 42034, 63051, 126102, 189153, 378306, 1113901, 2227802, 3341703, 6683406, 10025109, 20050218]

約数ペア:

[(1, 20050218), (2, 10025109), (3, 6683406), (6, 3341703), (9, 2227802), (18, 1113901), (53, 378306), (106, 189153), (159, 126102), (318, 63051), (477, 42034), (954, 21017)]