19187824

素因数分解:

$2^4\times {\mathrm{523}}^1\times {\mathrm{2293}}^1$

素因数の和:2824

約数の個数: 20

約数和(自身を含む): 37263736

約数和(自身を除く): 18075912

約数列:

[1, 2, 4, 8, 16, 523, 1046, 2092, 2293, 4184, 4586, 8368, 9172, 18344, 36688, 1199239, 2398478, 4796956, 9593912, 19187824]

約数ペア:

[(1, 19187824), (2, 9593912), (4, 4796956), (8, 2398478), (16, 1199239), (523, 36688), (1046, 18344), (2092, 9172), (2293, 8368), (4184, 4586)]