20212821072

素因数分解:

$2^4\times 3^2\times {\mathrm{19}}^1\times {\mathrm{2423}}^1\times {\mathrm{3049}}^1$

素因数の和:5505

約数の個数: 120

約数和(自身を含む): 59589192000

約数和(自身を除く): 39376370928

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 36, 38, 48, 57, 72, 76, 114, 144, 152, 171, 228, 304, 342, 456, 684, 912, 1368, 2423, 2736, 3049, 4846, 6098, 7269, 9147, 9692, 12196, 14538, 18294, 19384, 21807, 24392, 27441, 29076, 36588, 38768, 43614, 46037, 48784, 54882, 57931, 58152, 73176, 87228, 92074, 109764, 115862, 116304, 138111, 146352, 173793, 174456, 184148, 219528, 231724, 276222, 347586, 348912, 368296, 414333, 439056, 463448, 521379, 552444, 695172, 736592, 828666, 926896, 1042758, 1104888, 1390344, 1657332, 2085516, 2209776, 2780688, 3314664, 4171032, 6629328, 7387727, 8342064, 14775454, 22163181, 29550908, 44326362, 59101816, 66489543, 88652724, 118203632, 132979086, 140366813, 177305448, 265958172, 280733626, 354610896, 421100439, 531916344, 561467252, 842200878, 1063832688, 1122934504, 1263301317, 1684401756, 2245869008, 2526602634, 3368803512, 5053205268, 6737607024, 10106410536, 20212821072]

約数ペア:

[(1, 20212821072), (2, 10106410536), (3, 6737607024), (4, 5053205268), (6, 3368803512), (8, 2526602634), (9, 2245869008), (12, 1684401756), (16, 1263301317), (18, 1122934504), (19, 1063832688), (24, 842200878), (36, 561467252), (38, 531916344), (48, 421100439), (57, 354610896), (72, 280733626), (76, 265958172), (114, 177305448), (144, 140366813), (152, 132979086), (171, 118203632), (228, 88652724), (304, 66489543), (342, 59101816), (456, 44326362), (684, 29550908), (912, 22163181), (1368, 14775454), (2423, 8342064), (2736, 7387727), (3049, 6629328), (4846, 4171032), (6098, 3314664), (7269, 2780688), (9147, 2209776), (9692, 2085516), (12196, 1657332), (14538, 1390344), (18294, 1104888), (19384, 1042758), (21807, 926896), (24392, 828666), (27441, 736592), (29076, 695172), (36588, 552444), (38768, 521379), (43614, 463448), (46037, 439056), (48784, 414333), (54882, 368296), (57931, 348912), (58152, 347586), (73176, 276222), (87228, 231724), (92074, 219528), (109764, 184148), (115862, 174456), (116304, 173793), (138111, 146352)]