19620042

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{251539}}^1$

素因数の和:251557

約数の個数: 16

約数和(自身を含む): 42258720

約数和(自身を除く): 22638678

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 251539, 503078, 754617, 1509234, 3270007, 6540014, 9810021, 19620042]

約数ペア:

[(1, 19620042), (2, 9810021), (3, 6540014), (6, 3270007), (13, 1509234), (26, 754617), (39, 503078), (78, 251539)]