20436356

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{227}}^1\times {\mathrm{317}}^1$

素因数の和:619

約数の個数: 24

約数和(自身を含む): 36542016

約数和(自身を除く): 16105660

約数列:

[1, 2, 4, 71, 142, 227, 284, 317, 454, 634, 908, 1268, 16117, 22507, 32234, 45014, 64468, 71959, 90028, 143918, 287836, 5109089, 10218178, 20436356]

約数ペア:

[(1, 20436356), (2, 10218178), (4, 5109089), (71, 287836), (142, 143918), (227, 90028), (284, 71959), (317, 64468), (454, 45014), (634, 32234), (908, 22507), (1268, 16117)]