154197968

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{310883}}^1$

素因数の和:310922

約数の個数: 20

約数和(自身を含む): 308396928

約数和(自身を除く): 154198960

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 310883, 621766, 1243532, 2487064, 4974128, 9637373, 19274746, 38549492, 77098984, 154197968]

約数ペア:

[(1, 154197968), (2, 77098984), (4, 38549492), (8, 19274746), (16, 9637373), (31, 4974128), (62, 2487064), (124, 1243532), (248, 621766), (496, 310883)]