18051705

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{3371}}^1$

素因数の和:3406

約数の個数: 48

約数和(自身を含む): 37874304

約数和(自身を除く): 19822599

約数列:

[1, 3, 5, 7, 9, 15, 17, 21, 35, 45, 51, 63, 85, 105, 119, 153, 255, 315, 357, 595, 765, 1071, 1785, 3371, 5355, 10113, 16855, 23597, 30339, 50565, 57307, 70791, 117985, 151695, 171921, 212373, 286535, 353955, 401149, 515763, 859605, 1061865, 1203447, 2005745, 2578815, 3610341, 6017235, 18051705]

約数ペア:

[(1, 18051705), (3, 6017235), (5, 3610341), (7, 2578815), (9, 2005745), (15, 1203447), (17, 1061865), (21, 859605), (35, 515763), (45, 401149), (51, 353955), (63, 286535), (85, 212373), (105, 171921), (119, 151695), (153, 117985), (255, 70791), (315, 57307), (357, 50565), (595, 30339), (765, 23597), (1071, 16855), (1785, 10113), (3371, 5355)]