19445266

素因数分解:

$2^1\times {\mathrm{113}}^1\times {\mathrm{139}}^1\times {\mathrm{619}}^1$

素因数の和:873

約数の個数: 16

約数和(自身を含む): 29685600

約数和(自身を除く): 10240334

約数列:

[1, 2, 113, 139, 226, 278, 619, 1238, 15707, 31414, 69947, 86041, 139894, 172082, 9722633, 19445266]

約数ペア:

[(1, 19445266), (2, 9722633), (113, 172082), (139, 139894), (226, 86041), (278, 69947), (619, 31414), (1238, 15707)]