19926868

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{10357}}^1$

素因数の和:10411

約数の個数: 24

約数和(自身を含む): 38573192

約数和(自身を除く): 18646324

約数列:

[1, 2, 4, 13, 26, 37, 52, 74, 148, 481, 962, 1924, 10357, 20714, 41428, 134641, 269282, 383209, 538564, 766418, 1532836, 4981717, 9963434, 19926868]

約数ペア:

[(1, 19926868), (2, 9963434), (4, 4981717), (13, 1532836), (26, 766418), (37, 538564), (52, 383209), (74, 269282), (148, 134641), (481, 41428), (962, 20714), (1924, 10357)]