19530694

素因数分解:

$2^1\times {\mathrm{89}}^1\times {\mathrm{113}}^1\times {\mathrm{971}}^1$

素因数の和:1175

約数の個数: 16

約数和(自身を含む): 29918160

約数和(自身を除く): 10387466

約数列:

[1, 2, 89, 113, 178, 226, 971, 1942, 10057, 20114, 86419, 109723, 172838, 219446, 9765347, 19530694]

約数ペア:

[(1, 19530694), (2, 9765347), (89, 219446), (113, 172838), (178, 109723), (226, 86419), (971, 20114), (1942, 10057)]