20910372

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{2797}}^1$

素因数の和:2900

約数の個数: 48

約数和(自身を含む): 56407680

約数和(自身を除く): 35497308

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 89, 178, 267, 356, 534, 623, 1068, 1246, 1869, 2492, 2797, 3738, 5594, 7476, 8391, 11188, 16782, 19579, 33564, 39158, 58737, 78316, 117474, 234948, 248933, 497866, 746799, 995732, 1493598, 1742531, 2987196, 3485062, 5227593, 6970124, 10455186, 20910372]

約数ペア:

[(1, 20910372), (2, 10455186), (3, 6970124), (4, 5227593), (6, 3485062), (7, 2987196), (12, 1742531), (14, 1493598), (21, 995732), (28, 746799), (42, 497866), (84, 248933), (89, 234948), (178, 117474), (267, 78316), (356, 58737), (534, 39158), (623, 33564), (1068, 19579), (1246, 16782), (1869, 11188), (2492, 8391), (2797, 7476), (3738, 5594)]