19853218

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{941}}^1$

素因数の和:1098

約数の個数: 32

約数和(自身を含む): 37438848

約数和(自身を除く): 17585630

約数列:

[1, 2, 7, 11, 14, 22, 77, 137, 154, 274, 941, 959, 1507, 1882, 1918, 3014, 6587, 10351, 10549, 13174, 20702, 21098, 72457, 128917, 144914, 257834, 902419, 1418087, 1804838, 2836174, 9926609, 19853218]

約数ペア:

[(1, 19853218), (2, 9926609), (7, 2836174), (11, 1804838), (14, 1418087), (22, 902419), (77, 257834), (137, 144914), (154, 128917), (274, 72457), (941, 21098), (959, 20702), (1507, 13174), (1882, 10549), (1918, 10351), (3014, 6587)]