20559384

素因数分解:

$2^3\times 3^2\times {\mathrm{283}}^1\times {\mathrm{1009}}^1$

素因数の和:1304

約数の個数: 48

約数和(自身を含む): 55933800

約数和(自身を除く): 35374416

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 283, 566, 849, 1009, 1132, 1698, 2018, 2264, 2547, 3027, 3396, 4036, 5094, 6054, 6792, 8072, 9081, 10188, 12108, 18162, 20376, 24216, 36324, 72648, 285547, 571094, 856641, 1142188, 1713282, 2284376, 2569923, 3426564, 5139846, 6853128, 10279692, 20559384]

約数ペア:

[(1, 20559384), (2, 10279692), (3, 6853128), (4, 5139846), (6, 3426564), (8, 2569923), (9, 2284376), (12, 1713282), (18, 1142188), (24, 856641), (36, 571094), (72, 285547), (283, 72648), (566, 36324), (849, 24216), (1009, 20376), (1132, 18162), (1698, 12108), (2018, 10188), (2264, 9081), (2547, 8072), (3027, 6792), (3396, 6054), (4036, 5094)]