2100040904

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{20192701}}^1$

素因数の和:20192720

約数の個数: 16

約数和(自身を含む): 4240467420

約数和(自身を除く): 2140426516

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 20192701, 40385402, 80770804, 161541608, 262505113, 525010226, 1050020452, 2100040904]

約数ペア:

[(1, 2100040904), (2, 1050020452), (4, 525010226), (8, 262505113), (13, 161541608), (26, 80770804), (52, 40385402), (104, 20192701)]