18899580

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{2647}}^1$

素因数の和:2683

約数の個数: 96

約数和(自身を含む): 64060416

約数和(自身を除く): 45160836

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 17, 20, 21, 28, 30, 34, 35, 42, 51, 60, 68, 70, 84, 85, 102, 105, 119, 140, 170, 204, 210, 238, 255, 340, 357, 420, 476, 510, 595, 714, 1020, 1190, 1428, 1785, 2380, 2647, 3570, 5294, 7140, 7941, 10588, 13235, 15882, 18529, 26470, 31764, 37058, 39705, 44999, 52940, 55587, 74116, 79410, 89998, 92645, 111174, 134997, 158820, 179996, 185290, 222348, 224995, 269994, 277935, 314993, 370580, 449990, 539988, 555870, 629986, 674985, 899980, 944979, 1111740, 1259972, 1349970, 1574965, 1889958, 2699940, 3149930, 3779916, 4724895, 6299860, 9449790, 18899580]

約数ペア:

[(1, 18899580), (2, 9449790), (3, 6299860), (4, 4724895), (5, 3779916), (6, 3149930), (7, 2699940), (10, 1889958), (12, 1574965), (14, 1349970), (15, 1259972), (17, 1111740), (20, 944979), (21, 899980), (28, 674985), (30, 629986), (34, 555870), (35, 539988), (42, 449990), (51, 370580), (60, 314993), (68, 277935), (70, 269994), (84, 224995), (85, 222348), (102, 185290), (105, 179996), (119, 158820), (140, 134997), (170, 111174), (204, 92645), (210, 89998), (238, 79410), (255, 74116), (340, 55587), (357, 52940), (420, 44999), (476, 39705), (510, 37058), (595, 31764), (714, 26470), (1020, 18529), (1190, 15882), (1428, 13235), (1785, 10588), (2380, 7941), (2647, 7140), (3570, 5294)]