19279208

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{941}}^1$

素因数の和:1157

約数の個数: 32

約数和(自身を含む): 39168360

約数和(自身を除く): 19889152

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 197, 394, 788, 941, 1576, 1882, 2561, 3764, 5122, 7528, 10244, 12233, 20488, 24466, 48932, 97864, 185377, 370754, 741508, 1483016, 2409901, 4819802, 9639604, 19279208]

約数ペア:

[(1, 19279208), (2, 9639604), (4, 4819802), (8, 2409901), (13, 1483016), (26, 741508), (52, 370754), (104, 185377), (197, 97864), (394, 48932), (788, 24466), (941, 20488), (1576, 12233), (1882, 10244), (2561, 7528), (3764, 5122)]