19446770

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{353}}^1\times {\mathrm{787}}^1$

素因数の和:1154

約数の個数: 32

約数和(自身を含む): 40169088

約数和(自身を除く): 20722318

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 353, 706, 787, 1574, 1765, 2471, 3530, 3935, 4942, 5509, 7870, 11018, 12355, 24710, 27545, 55090, 277811, 555622, 1389055, 1944677, 2778110, 3889354, 9723385, 19446770]

約数ペア:

[(1, 19446770), (2, 9723385), (5, 3889354), (7, 2778110), (10, 1944677), (14, 1389055), (35, 555622), (70, 277811), (353, 55090), (706, 27545), (787, 24710), (1574, 12355), (1765, 11018), (2471, 7870), (3530, 5509), (3935, 4942)]