31488248

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{179}}^1\times {\mathrm{1999}}^1$

素因数の和:2195

約数の個数: 32

約数和(自身を含む): 64800000

約数和(自身を除く): 33311752

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 179, 358, 716, 1432, 1969, 1999, 3938, 3998, 7876, 7996, 15752, 15992, 21989, 43978, 87956, 175912, 357821, 715642, 1431284, 2862568, 3936031, 7872062, 15744124, 31488248]

約数ペア:

[(1, 31488248), (2, 15744124), (4, 7872062), (8, 3936031), (11, 2862568), (22, 1431284), (44, 715642), (88, 357821), (179, 175912), (358, 87956), (716, 43978), (1432, 21989), (1969, 15992), (1999, 15752), (3938, 7996), (3998, 7876)]