20151838

素因数分解:

$2^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{3371}}^1$

素因数の和:3448

約数の個数: 24

約数和(自身を含む): 35749944

約数和(自身を除く): 15598106

約数列:

[1, 2, 7, 14, 49, 61, 98, 122, 427, 854, 2989, 3371, 5978, 6742, 23597, 47194, 165179, 205631, 330358, 411262, 1439417, 2878834, 10075919, 20151838]

約数ペア:

[(1, 20151838), (2, 10075919), (7, 2878834), (14, 1439417), (49, 411262), (61, 330358), (98, 205631), (122, 165179), (427, 47194), (854, 23597), (2989, 6742), (3371, 5978)]