19897202

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{7577}}^1$

素因数の和:7693

約数の個数: 16

約数和(自身を含む): 32464152

約数和(自身を除く): 12566950

約数列:

[1, 2, 13, 26, 101, 202, 1313, 2626, 7577, 15154, 98501, 197002, 765277, 1530554, 9948601, 19897202]

約数ペア:

[(1, 19897202), (2, 9948601), (13, 1530554), (26, 765277), (101, 197002), (202, 98501), (1313, 15154), (2626, 7577)]