18419772

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{12899}}^1$

素因数の和:12930

約数の個数: 48

約数和(自身を含む): 52012800

約数和(自身を除く): 33593028

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 17, 21, 28, 34, 42, 51, 68, 84, 102, 119, 204, 238, 357, 476, 714, 1428, 12899, 25798, 38697, 51596, 77394, 90293, 154788, 180586, 219283, 270879, 361172, 438566, 541758, 657849, 877132, 1083516, 1315698, 1534981, 2631396, 3069962, 4604943, 6139924, 9209886, 18419772]

約数ペア:

[(1, 18419772), (2, 9209886), (3, 6139924), (4, 4604943), (6, 3069962), (7, 2631396), (12, 1534981), (14, 1315698), (17, 1083516), (21, 877132), (28, 657849), (34, 541758), (42, 438566), (51, 361172), (68, 270879), (84, 219283), (102, 180586), (119, 154788), (204, 90293), (238, 77394), (357, 51596), (476, 38697), (714, 25798), (1428, 12899)]