20167584

素因数分解:

$2^5\times 3^1\times {\mathrm{421}}^1\times {\mathrm{499}}^1$

素因数の和:933

約数の個数: 48

約数和(自身を含む): 53172000

約数和(自身を除く): 33004416

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 96, 421, 499, 842, 998, 1263, 1497, 1684, 1996, 2526, 2994, 3368, 3992, 5052, 5988, 6736, 7984, 10104, 11976, 13472, 15968, 20208, 23952, 40416, 47904, 210079, 420158, 630237, 840316, 1260474, 1680632, 2520948, 3361264, 5041896, 6722528, 10083792, 20167584]

約数ペア:

[(1, 20167584), (2, 10083792), (3, 6722528), (4, 5041896), (6, 3361264), (8, 2520948), (12, 1680632), (16, 1260474), (24, 840316), (32, 630237), (48, 420158), (96, 210079), (421, 47904), (499, 40416), (842, 23952), (998, 20208), (1263, 15968), (1497, 13472), (1684, 11976), (1996, 10104), (2526, 7984), (2994, 6736), (3368, 5988), (3992, 5052)]