195781616

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{394721}}^1$

素因数の和:394760

約数の個数: 20

約数和(自身を含む): 391564224

約数和(自身を除く): 195782608

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 394721, 789442, 1578884, 3157768, 6315536, 12236351, 24472702, 48945404, 97890808, 195781616]

約数ペア:

[(1, 195781616), (2, 97890808), (4, 48945404), (8, 24472702), (16, 12236351), (31, 6315536), (62, 3157768), (124, 1578884), (248, 789442), (496, 394721)]