18470265

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1$

素因数の和:230

約数の個数: 64

約数和(自身を含む): 34947072

約数和(自身を除く): 16476807

約数列:

[1, 3, 5, 11, 15, 23, 31, 33, 55, 69, 93, 115, 155, 157, 165, 253, 341, 345, 465, 471, 713, 759, 785, 1023, 1265, 1705, 1727, 2139, 2355, 3565, 3611, 3795, 4867, 5115, 5181, 7843, 8635, 10695, 10833, 14601, 18055, 23529, 24335, 25905, 39215, 39721, 53537, 54165, 73005, 111941, 117645, 119163, 160611, 198605, 267685, 335823, 559705, 595815, 803055, 1231351, 1679115, 3694053, 6156755, 18470265]

約数ペア:

[(1, 18470265), (3, 6156755), (5, 3694053), (11, 1679115), (15, 1231351), (23, 803055), (31, 595815), (33, 559705), (55, 335823), (69, 267685), (93, 198605), (115, 160611), (155, 119163), (157, 117645), (165, 111941), (253, 73005), (341, 54165), (345, 53537), (465, 39721), (471, 39215), (713, 25905), (759, 24335), (785, 23529), (1023, 18055), (1265, 14601), (1705, 10833), (1727, 10695), (2139, 8635), (2355, 7843), (3565, 5181), (3611, 5115), (3795, 4867)]