20325832

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{1999}}^1$

素因数の和:2077

約数の個数: 32

約数和(自身を含む): 40320000

約数和(自身を除く): 19994168

約数列:

[1, 2, 4, 8, 31, 41, 62, 82, 124, 164, 248, 328, 1271, 1999, 2542, 3998, 5084, 7996, 10168, 15992, 61969, 81959, 123938, 163918, 247876, 327836, 495752, 655672, 2540729, 5081458, 10162916, 20325832]

約数ペア:

[(1, 20325832), (2, 10162916), (4, 5081458), (8, 2540729), (31, 655672), (41, 495752), (62, 327836), (82, 247876), (124, 163918), (164, 123938), (248, 81959), (328, 61969), (1271, 15992), (1999, 10168), (2542, 7996), (3998, 5084)]