20466648

素因数分解:

$2^3\times 3^3\times {\mathrm{19}}^1\times {\mathrm{4987}}^1$

素因数の和:5021

約数の個数: 64

約数和(自身を含む): 59856000

約数和(自身を除く): 39389352

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 27, 36, 38, 54, 57, 72, 76, 108, 114, 152, 171, 216, 228, 342, 456, 513, 684, 1026, 1368, 2052, 4104, 4987, 9974, 14961, 19948, 29922, 39896, 44883, 59844, 89766, 94753, 119688, 134649, 179532, 189506, 269298, 284259, 359064, 379012, 538596, 568518, 758024, 852777, 1077192, 1137036, 1705554, 2274072, 2558331, 3411108, 5116662, 6822216, 10233324, 20466648]

約数ペア:

[(1, 20466648), (2, 10233324), (3, 6822216), (4, 5116662), (6, 3411108), (8, 2558331), (9, 2274072), (12, 1705554), (18, 1137036), (19, 1077192), (24, 852777), (27, 758024), (36, 568518), (38, 538596), (54, 379012), (57, 359064), (72, 284259), (76, 269298), (108, 189506), (114, 179532), (152, 134649), (171, 119688), (216, 94753), (228, 89766), (342, 59844), (456, 44883), (513, 39896), (684, 29922), (1026, 19948), (1368, 14961), (2052, 9974), (4104, 4987)]