19498101

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{491}}^1$

素因数の和:593

約数の個数: 32

約数和(自身を含む): 31236096

約数和(自身を除く): 11737995

約数列:

[1, 3, 7, 21, 31, 61, 93, 183, 217, 427, 491, 651, 1281, 1473, 1891, 3437, 5673, 10311, 13237, 15221, 29951, 39711, 45663, 89853, 106547, 209657, 319641, 628971, 928481, 2785443, 6499367, 19498101]

約数ペア:

[(1, 19498101), (3, 6499367), (7, 2785443), (21, 928481), (31, 628971), (61, 319641), (93, 209657), (183, 106547), (217, 89853), (427, 45663), (491, 39711), (651, 29951), (1281, 15221), (1473, 13237), (1891, 10311), (3437, 5673)]