2149971828

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{409987}}^1$

素因数の和:410036

約数の個数: 48

約数和(自身を含む): 5510238720

約数和(自身を除く): 3360266892

約数列:

[1, 2, 3, 4, 6, 12, 19, 23, 38, 46, 57, 69, 76, 92, 114, 138, 228, 276, 437, 874, 1311, 1748, 2622, 5244, 409987, 819974, 1229961, 1639948, 2459922, 4919844, 7789753, 9429701, 15579506, 18859402, 23369259, 28289103, 31159012, 37718804, 46738518, 56578206, 93477036, 113156412, 179164319, 358328638, 537492957, 716657276, 1074985914, 2149971828]

約数ペア:

[(1, 2149971828), (2, 1074985914), (3, 716657276), (4, 537492957), (6, 358328638), (12, 179164319), (19, 113156412), (23, 93477036), (38, 56578206), (46, 46738518), (57, 37718804), (69, 31159012), (76, 28289103), (92, 23369259), (114, 18859402), (138, 15579506), (228, 9429701), (276, 7789753), (437, 4919844), (874, 2459922), (1311, 1639948), (1748, 1229961), (2622, 819974), (5244, 409987)]