388927984

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{784129}}^1$

素因数の和:784168

約数の個数: 20

約数和(自身を含む): 777856960

約数和(自身を除く): 388928976

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 784129, 1568258, 3136516, 6273032, 12546064, 24307999, 48615998, 97231996, 194463992, 388927984]

約数ペア:

[(1, 388927984), (2, 194463992), (4, 97231996), (8, 48615998), (16, 24307999), (31, 12546064), (62, 6273032), (124, 3136516), (248, 1568258), (496, 784129)]