18805036

素因数分解:

$2^2\times {\mathrm{53}}^1\times {\mathrm{107}}^1\times {\mathrm{829}}^1$

素因数の和:993

約数の個数: 24

約数和(自身を含む): 33883920

約数和(自身を除く): 15078884

約数列:

[1, 2, 4, 53, 106, 107, 212, 214, 428, 829, 1658, 3316, 5671, 11342, 22684, 43937, 87874, 88703, 175748, 177406, 354812, 4701259, 9402518, 18805036]

約数ペア:

[(1, 18805036), (2, 9402518), (4, 4701259), (53, 354812), (106, 177406), (107, 175748), (212, 88703), (214, 87874), (428, 43937), (829, 22684), (1658, 11342), (3316, 5671)]