20064688

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{5779}}^1$

素因数の和:5825

約数の個数: 40

約数和(自身を含む): 45870080

約数和(自身を除く): 25805392

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 56, 62, 112, 124, 217, 248, 434, 496, 868, 1736, 3472, 5779, 11558, 23116, 40453, 46232, 80906, 92464, 161812, 179149, 323624, 358298, 647248, 716596, 1254043, 1433192, 2508086, 2866384, 5016172, 10032344, 20064688]

約数ペア:

[(1, 20064688), (2, 10032344), (4, 5016172), (7, 2866384), (8, 2508086), (14, 1433192), (16, 1254043), (28, 716596), (31, 647248), (56, 358298), (62, 323624), (112, 179149), (124, 161812), (217, 92464), (248, 80906), (434, 46232), (496, 40453), (868, 23116), (1736, 11558), (3472, 5779)]