16403876

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1$

素因数の和:204

約数の個数: 48

約数和(自身を含む): 31664640

約数和(自身を除く): 15260764

約数列:

[1, 2, 4, 23, 37, 46, 61, 74, 79, 92, 122, 148, 158, 244, 316, 851, 1403, 1702, 1817, 2257, 2806, 2923, 3404, 3634, 4514, 4819, 5612, 5846, 7268, 9028, 9638, 11692, 19276, 51911, 67229, 103822, 110837, 134458, 178303, 207644, 221674, 268916, 356606, 443348, 713212, 4100969, 8201938, 16403876]

約数ペア:

[(1, 16403876), (2, 8201938), (4, 4100969), (23, 713212), (37, 443348), (46, 356606), (61, 268916), (74, 221674), (79, 207644), (92, 178303), (122, 134458), (148, 110837), (158, 103822), (244, 67229), (316, 51911), (851, 19276), (1403, 11692), (1702, 9638), (1817, 9028), (2257, 7268), (2806, 5846), (2923, 5612), (3404, 4819), (3634, 4514)]