18128964

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{307}}^1$

素因数の和:377

約数の個数: 96

約数和(自身を含む): 52433920

約数和(自身を除く): 34304956

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 19, 21, 28, 37, 38, 42, 57, 74, 76, 84, 111, 114, 133, 148, 222, 228, 259, 266, 307, 399, 444, 518, 532, 614, 703, 777, 798, 921, 1036, 1228, 1406, 1554, 1596, 1842, 2109, 2149, 2812, 3108, 3684, 4218, 4298, 4921, 5833, 6447, 8436, 8596, 9842, 11359, 11666, 12894, 14763, 17499, 19684, 22718, 23332, 25788, 29526, 34077, 34998, 40831, 45436, 59052, 68154, 69996, 79513, 81662, 122493, 136308, 159026, 163324, 215821, 238539, 244986, 318052, 431642, 477078, 489972, 647463, 863284, 954156, 1294926, 1510747, 2589852, 3021494, 4532241, 6042988, 9064482, 18128964]

約数ペア:

[(1, 18128964), (2, 9064482), (3, 6042988), (4, 4532241), (6, 3021494), (7, 2589852), (12, 1510747), (14, 1294926), (19, 954156), (21, 863284), (28, 647463), (37, 489972), (38, 477078), (42, 431642), (57, 318052), (74, 244986), (76, 238539), (84, 215821), (111, 163324), (114, 159026), (133, 136308), (148, 122493), (222, 81662), (228, 79513), (259, 69996), (266, 68154), (307, 59052), (399, 45436), (444, 40831), (518, 34998), (532, 34077), (614, 29526), (703, 25788), (777, 23332), (798, 22718), (921, 19684), (1036, 17499), (1228, 14763), (1406, 12894), (1554, 11666), (1596, 11359), (1842, 9842), (2109, 8596), (2149, 8436), (2812, 6447), (3108, 5833), (3684, 4921), (4218, 4298)]