20549410

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{1801}}^1$

素因数の和:1978

約数の個数: 32

約数和(自身を含む): 42556032

約数和(自身を除く): 22006622

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 163, 326, 815, 1141, 1630, 1801, 2282, 3602, 5705, 9005, 11410, 12607, 18010, 25214, 63035, 126070, 293563, 587126, 1467815, 2054941, 2935630, 4109882, 10274705, 20549410]

約数ペア:

[(1, 20549410), (2, 10274705), (5, 4109882), (7, 2935630), (10, 2054941), (14, 1467815), (35, 587126), (70, 293563), (163, 126070), (326, 63035), (815, 25214), (1141, 18010), (1630, 12607), (1801, 11410), (2282, 9005), (3602, 5705)]