30988354

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{11171}}^1$

素因数の和:11265

約数の個数: 16

約数和(自身を含む): 49603680

約数和(自身を除く): 18615326

約数列:

[1, 2, 19, 38, 73, 146, 1387, 2774, 11171, 22342, 212249, 424498, 815483, 1630966, 15494177, 30988354]

約数ペア:

[(1, 30988354), (2, 15494177), (19, 1630966), (38, 815483), (73, 424498), (146, 212249), (1387, 22342), (2774, 11171)]