18708606

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{4013}}^1$

素因数の和:4065

約数の個数: 48

約数和(自身を含む): 47589984

約数和(自身を除く): 28881378

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 37, 42, 63, 74, 111, 126, 222, 259, 333, 518, 666, 777, 1554, 2331, 4013, 4662, 8026, 12039, 24078, 28091, 36117, 56182, 72234, 84273, 148481, 168546, 252819, 296962, 445443, 505638, 890886, 1039367, 1336329, 2078734, 2672658, 3118101, 6236202, 9354303, 18708606]

約数ペア:

[(1, 18708606), (2, 9354303), (3, 6236202), (6, 3118101), (7, 2672658), (9, 2078734), (14, 1336329), (18, 1039367), (21, 890886), (37, 505638), (42, 445443), (63, 296962), (74, 252819), (111, 168546), (126, 148481), (222, 84273), (259, 72234), (333, 56182), (518, 36117), (666, 28091), (777, 24078), (1554, 12039), (2331, 8026), (4013, 4662)]