19013996

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{269}}^1\times {\mathrm{431}}^1$

素因数の和:745

約数の個数: 24

約数和(自身を含む): 34292160

約数和(自身を除く): 15278164

約数列:

[1, 2, 4, 41, 82, 164, 269, 431, 538, 862, 1076, 1724, 11029, 17671, 22058, 35342, 44116, 70684, 115939, 231878, 463756, 4753499, 9506998, 19013996]

約数ペア:

[(1, 19013996), (2, 9506998), (4, 4753499), (41, 463756), (82, 231878), (164, 115939), (269, 70684), (431, 44116), (538, 35342), (862, 22058), (1076, 17671), (1724, 11029)]