19552574

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1\times {\mathrm{1153}}^1$

素因数の和:1355

約数の個数: 16

約数和(自身を含む): 30050160

約数和(自身を除く): 10497586

約数列:

[1, 2, 61, 122, 139, 278, 1153, 2306, 8479, 16958, 70333, 140666, 160267, 320534, 9776287, 19552574]

約数ペア:

[(1, 19552574), (2, 9776287), (61, 320534), (122, 160267), (139, 140666), (278, 70333), (1153, 16958), (2306, 8479)]