158239376

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{319031}}^1$

素因数の和:319070

約数の個数: 20

約数和(自身を含む): 316479744

約数和(自身を除く): 158240368

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 319031, 638062, 1276124, 2552248, 5104496, 9889961, 19779922, 39559844, 79119688, 158239376]

約数ペア:

[(1, 158239376), (2, 79119688), (4, 39559844), (8, 19779922), (16, 9889961), (31, 5104496), (62, 2552248), (124, 1276124), (248, 638062), (496, 319031)]