16618490

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{1193}}^1$

素因数の和:1406

約数の個数: 32

約数和(自身を含む): 34387200

約数和(自身を除く): 17768710

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 199, 398, 995, 1193, 1393, 1990, 2386, 2786, 5965, 6965, 8351, 11930, 13930, 16702, 41755, 83510, 237407, 474814, 1187035, 1661849, 2374070, 3323698, 8309245, 16618490]

約数ペア:

[(1, 16618490), (2, 8309245), (5, 3323698), (7, 2374070), (10, 1661849), (14, 1187035), (35, 474814), (70, 237407), (199, 83510), (398, 41755), (995, 16702), (1193, 13930), (1393, 11930), (1990, 8351), (2386, 6965), (2786, 5965)]