9983992

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{499}}^1$

素因数の和:607

約数の個数: 32

約数和(自身を含む): 19530000

約数和(自身を除く): 9546008

約数列:

[1, 2, 4, 8, 41, 61, 82, 122, 164, 244, 328, 488, 499, 998, 1996, 2501, 3992, 5002, 10004, 20008, 20459, 30439, 40918, 60878, 81836, 121756, 163672, 243512, 1247999, 2495998, 4991996, 9983992]

約数ペア:

[(1, 9983992), (2, 4991996), (4, 2495998), (8, 1247999), (41, 243512), (61, 163672), (82, 121756), (122, 81836), (164, 60878), (244, 40918), (328, 30439), (488, 20459), (499, 20008), (998, 10004), (1996, 5002), (2501, 3992)]