18046490

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{1019}}^1$

素因数の和:1067

約数の個数: 64

約数和(自身を含む): 42301440

約数和(自身を除く): 24254950

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 23, 35, 46, 55, 70, 77, 110, 115, 154, 161, 230, 253, 322, 385, 506, 770, 805, 1019, 1265, 1610, 1771, 2038, 2530, 3542, 5095, 7133, 8855, 10190, 11209, 14266, 17710, 22418, 23437, 35665, 46874, 56045, 71330, 78463, 112090, 117185, 156926, 164059, 234370, 257807, 328118, 392315, 515614, 784630, 820295, 1289035, 1640590, 1804649, 2578070, 3609298, 9023245, 18046490]

約数ペア:

[(1, 18046490), (2, 9023245), (5, 3609298), (7, 2578070), (10, 1804649), (11, 1640590), (14, 1289035), (22, 820295), (23, 784630), (35, 515614), (46, 392315), (55, 328118), (70, 257807), (77, 234370), (110, 164059), (115, 156926), (154, 117185), (161, 112090), (230, 78463), (253, 71330), (322, 56045), (385, 46874), (506, 35665), (770, 23437), (805, 22418), (1019, 17710), (1265, 14266), (1610, 11209), (1771, 10190), (2038, 8855), (2530, 7133), (3542, 5095)]