19992284

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{10391}}^1$

素因数の和:10445

約数の個数: 24

約数和(自身を含む): 38699808

約数和(自身を除く): 18707524

約数列:

[1, 2, 4, 13, 26, 37, 52, 74, 148, 481, 962, 1924, 10391, 20782, 41564, 135083, 270166, 384467, 540332, 768934, 1537868, 4998071, 9996142, 19992284]

約数ペア:

[(1, 19992284), (2, 9996142), (4, 4998071), (13, 1537868), (26, 768934), (37, 540332), (52, 384467), (74, 270166), (148, 135083), (481, 41564), (962, 20782), (1924, 10391)]