20854218

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{45139}}^1$

素因数の和:45162

約数の個数: 32

約数和(自身を含む): 52001280

約数和(自身を除く): 31147062

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 66, 77, 154, 231, 462, 45139, 90278, 135417, 270834, 315973, 496529, 631946, 947919, 993058, 1489587, 1895838, 2979174, 3475703, 6951406, 10427109, 20854218]

約数ペア:

[(1, 20854218), (2, 10427109), (3, 6951406), (6, 3475703), (7, 2979174), (11, 1895838), (14, 1489587), (21, 993058), (22, 947919), (33, 631946), (42, 496529), (66, 315973), (77, 270834), (154, 135417), (231, 90278), (462, 45139)]