18590180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{107}}^1$

素因数の和:213

約数の個数: 96

約数和(自身を含む): 48335616

約数和(自身を除く): 29745436

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 73, 85, 107, 119, 140, 146, 170, 214, 238, 292, 340, 365, 428, 476, 511, 535, 595, 730, 749, 1022, 1070, 1190, 1241, 1460, 1498, 1819, 2044, 2140, 2380, 2482, 2555, 2996, 3638, 3745, 4964, 5110, 6205, 7276, 7490, 7811, 8687, 9095, 10220, 12410, 12733, 14980, 15622, 17374, 18190, 24820, 25466, 31244, 34748, 36380, 39055, 43435, 50932, 54677, 63665, 78110, 86870, 109354, 127330, 132787, 156220, 173740, 218708, 254660, 265574, 273385, 531148, 546770, 663935, 929509, 1093540, 1327870, 1859018, 2655740, 3718036, 4647545, 9295090, 18590180]

約数ペア:

[(1, 18590180), (2, 9295090), (4, 4647545), (5, 3718036), (7, 2655740), (10, 1859018), (14, 1327870), (17, 1093540), (20, 929509), (28, 663935), (34, 546770), (35, 531148), (68, 273385), (70, 265574), (73, 254660), (85, 218708), (107, 173740), (119, 156220), (140, 132787), (146, 127330), (170, 109354), (214, 86870), (238, 78110), (292, 63665), (340, 54677), (365, 50932), (428, 43435), (476, 39055), (511, 36380), (535, 34748), (595, 31244), (730, 25466), (749, 24820), (1022, 18190), (1070, 17374), (1190, 15622), (1241, 14980), (1460, 12733), (1498, 12410), (1819, 10220), (2044, 9095), (2140, 8687), (2380, 7811), (2482, 7490), (2555, 7276), (2996, 6205), (3638, 5110), (3745, 4964)]