196888688

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{396953}}^1$

素因数の和:396992

約数の個数: 20

約数和(自身を含む): 393778368

約数和(自身を除く): 196889680

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 396953, 793906, 1587812, 3175624, 6351248, 12305543, 24611086, 49222172, 98444344, 196888688]

約数ペア:

[(1, 196888688), (2, 98444344), (4, 49222172), (8, 24611086), (16, 12305543), (31, 6351248), (62, 3175624), (124, 1587812), (248, 793906), (496, 396953)]