31001008

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{101977}}^1$

素因数の和:102004

約数の個数: 20

約数和(自身を含む): 63226360

約数和(自身を除く): 32225352

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 101977, 203954, 407908, 815816, 1631632, 1937563, 3875126, 7750252, 15500504, 31001008]

約数ペア:

[(1, 31001008), (2, 15500504), (4, 7750252), (8, 3875126), (16, 1937563), (19, 1631632), (38, 815816), (76, 407908), (152, 203954), (304, 101977)]