19373770

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{2099}}^1$

素因数の和:2190

約数の個数: 32

約数和(自身を含む): 38102400

約数和(自身を除く): 18728630

約数列:

[1, 2, 5, 10, 13, 26, 65, 71, 130, 142, 355, 710, 923, 1846, 2099, 4198, 4615, 9230, 10495, 20990, 27287, 54574, 136435, 149029, 272870, 298058, 745145, 1490290, 1937377, 3874754, 9686885, 19373770]

約数ペア:

[(1, 19373770), (2, 9686885), (5, 3874754), (10, 1937377), (13, 1490290), (26, 745145), (65, 298058), (71, 272870), (130, 149029), (142, 136435), (355, 54574), (710, 27287), (923, 20990), (1846, 10495), (2099, 9230), (4198, 4615)]