1888431312

素因数分解:

$2^4\times 3^1\times {\mathrm{1999}}^1\times {\mathrm{19681}}^1$

素因数の和:21691

約数の個数: 40

約数和(自身を含む): 4881136000

約数和(自身を除く): 2992704688

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 1999, 3998, 5997, 7996, 11994, 15992, 19681, 23988, 31984, 39362, 47976, 59043, 78724, 95952, 118086, 157448, 236172, 314896, 472344, 944688, 39342319, 78684638, 118026957, 157369276, 236053914, 314738552, 472107828, 629477104, 944215656, 1888431312]

約数ペア:

[(1, 1888431312), (2, 944215656), (3, 629477104), (4, 472107828), (6, 314738552), (8, 236053914), (12, 157369276), (16, 118026957), (24, 78684638), (48, 39342319), (1999, 944688), (3998, 472344), (5997, 314896), (7996, 236172), (11994, 157448), (15992, 118086), (19681, 95952), (23988, 78724), (31984, 59043), (39362, 47976)]