19417996816

素因数分解:

$2^4\times {\mathrm{67}}^1\times {\mathrm{18113803}}^1$

素因数の和:18113878

約数の個数: 20

約数和(自身を含む): 38183898832

約数和(自身を除く): 18765902016

約数列:

[1, 2, 4, 8, 16, 67, 134, 268, 536, 1072, 18113803, 36227606, 72455212, 144910424, 289820848, 1213624801, 2427249602, 4854499204, 9708998408, 19417996816]

約数ペア:

[(1, 19417996816), (2, 9708998408), (4, 4854499204), (8, 2427249602), (16, 1213624801), (67, 289820848), (134, 144910424), (268, 72455212), (536, 36227606), (1072, 18113803)]