20200856

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{194239}}^1$

素因数の和:194258

約数の個数: 16

約数和(自身を含む): 40790400

約数和(自身を除く): 20589544

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 194239, 388478, 776956, 1553912, 2525107, 5050214, 10100428, 20200856]

約数ペア:

[(1, 20200856), (2, 10100428), (4, 5050214), (8, 2525107), (13, 1553912), (26, 776956), (52, 388478), (104, 194239)]