48007984

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{1999}}^1$

素因数の和:2105

約数の個数: 40

約数和(自身を含む): 99200000

約数和(自身を除く): 51192016

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 79, 152, 158, 304, 316, 632, 1264, 1501, 1999, 3002, 3998, 6004, 7996, 12008, 15992, 24016, 31984, 37981, 75962, 151924, 157921, 303848, 315842, 607696, 631684, 1263368, 2526736, 3000499, 6000998, 12001996, 24003992, 48007984]

約数ペア:

[(1, 48007984), (2, 24003992), (4, 12001996), (8, 6000998), (16, 3000499), (19, 2526736), (38, 1263368), (76, 631684), (79, 607696), (152, 315842), (158, 303848), (304, 157921), (316, 151924), (632, 75962), (1264, 37981), (1501, 31984), (1999, 24016), (3002, 15992), (3998, 12008), (6004, 7996)]