20692616

素因数分解:

$2^3\times 7^1\times {\mathrm{223}}^1\times {\mathrm{1657}}^1$

素因数の和:1893

約数の個数: 32

約数和(自身を含む): 44567040

約数和(自身を除く): 23874424

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 223, 446, 892, 1561, 1657, 1784, 3122, 3314, 6244, 6628, 11599, 12488, 13256, 23198, 46396, 92792, 369511, 739022, 1478044, 2586577, 2956088, 5173154, 10346308, 20692616]

約数ペア:

[(1, 20692616), (2, 10346308), (4, 5173154), (7, 2956088), (8, 2586577), (14, 1478044), (28, 739022), (56, 369511), (223, 92792), (446, 46396), (892, 23198), (1561, 13256), (1657, 12488), (1784, 11599), (3122, 6628), (3314, 6244)]