18659608

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{12473}}^1$

素因数の和:12507

約数の個数: 32

約数和(自身を含む): 40415760

約数和(自身を除く): 21756152

約数列:

[1, 2, 4, 8, 11, 17, 22, 34, 44, 68, 88, 136, 187, 374, 748, 1496, 12473, 24946, 49892, 99784, 137203, 212041, 274406, 424082, 548812, 848164, 1097624, 1696328, 2332451, 4664902, 9329804, 18659608]

約数ペア:

[(1, 18659608), (2, 9329804), (4, 4664902), (8, 2332451), (11, 1696328), (17, 1097624), (22, 848164), (34, 548812), (44, 424082), (68, 274406), (88, 212041), (136, 137203), (187, 99784), (374, 49892), (748, 24946), (1496, 12473)]