20888021228

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{739}}^1\times {\mathrm{3889}}^1$

素因数の和:4734

約数の個数: 48

約数和(自身を含む): 38688384000

約数和(自身を除く): 17800362772

約数列:

[1, 2, 4, 23, 46, 79, 92, 158, 316, 739, 1478, 1817, 2956, 3634, 3889, 7268, 7778, 15556, 16997, 33994, 58381, 67988, 89447, 116762, 178894, 233524, 307231, 357788, 614462, 1228924, 1342763, 2685526, 2873971, 5371052, 5747942, 7066313, 11495884, 14132626, 28265252, 66101333, 132202666, 227043709, 264405332, 454087418, 908174836, 5222005307, 10444010614, 20888021228]

約数ペア:

[(1, 20888021228), (2, 10444010614), (4, 5222005307), (23, 908174836), (46, 454087418), (79, 264405332), (92, 227043709), (158, 132202666), (316, 66101333), (739, 28265252), (1478, 14132626), (1817, 11495884), (2956, 7066313), (3634, 5747942), (3889, 5371052), (7268, 2873971), (7778, 2685526), (15556, 1342763), (16997, 1228924), (33994, 614462), (58381, 357788), (67988, 307231), (89447, 233524), (116762, 178894)]