397962064

素因数分解:

$2^4\times {\mathrm{197}}^1\times {\mathrm{126257}}^1$

素因数の和:126462

約数の個数: 20

約数和(自身を含む): 774971604

約数和(自身を除く): 377009540

約数列:

[1, 2, 4, 8, 16, 197, 394, 788, 1576, 3152, 126257, 252514, 505028, 1010056, 2020112, 24872629, 49745258, 99490516, 198981032, 397962064]

約数ペア:

[(1, 397962064), (2, 198981032), (4, 99490516), (8, 49745258), (16, 24872629), (197, 2020112), (394, 1010056), (788, 505028), (1576, 252514), (3152, 126257)]