19986662

素因数分解:

$2^1\times {\mathrm{17}}^2\times {\mathrm{151}}^1\times {\mathrm{229}}^1$

素因数の和:416

約数の個数: 24

約数和(自身を含む): 32198160

約数和(自身を除く): 12211498

約数列:

[1, 2, 17, 34, 151, 229, 289, 302, 458, 578, 2567, 3893, 5134, 7786, 34579, 43639, 66181, 69158, 87278, 132362, 587843, 1175686, 9993331, 19986662]

約数ペア:

[(1, 19986662), (2, 9993331), (17, 1175686), (34, 587843), (151, 132362), (229, 87278), (289, 69158), (302, 66181), (458, 43639), (578, 34579), (2567, 7786), (3893, 5134)]