18702478

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{3739}}^1$

素因数の和:3843

約数の個数: 16

約数和(自身を含む): 29216880

約数和(自身を除く): 10514402

約数列:

[1, 2, 41, 61, 82, 122, 2501, 3739, 5002, 7478, 153299, 228079, 306598, 456158, 9351239, 18702478]

約数ペア:

[(1, 18702478), (2, 9351239), (41, 456158), (61, 306598), (82, 228079), (122, 153299), (2501, 7478), (3739, 5002)]