19869164

素因数分解:

$2^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{11633}}^1$

素因数の和:11705

約数の個数: 24

約数和(自身を含む): 40393248

約数和(自身を除く): 20524084

約数列:

[1, 2, 4, 7, 14, 28, 61, 122, 244, 427, 854, 1708, 11633, 23266, 46532, 81431, 162862, 325724, 709613, 1419226, 2838452, 4967291, 9934582, 19869164]

約数ペア:

[(1, 19869164), (2, 9934582), (4, 4967291), (7, 2838452), (14, 1419226), (28, 709613), (61, 325724), (122, 162862), (244, 81431), (427, 46532), (854, 23266), (1708, 11633)]