27920048

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{269}}^1\times {\mathrm{499}}^1$

素因数の和:789

約数の個数: 40

約数和(自身を含む): 58590000

約数和(自身を除く): 30669952

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 269, 499, 538, 998, 1076, 1996, 2152, 3497, 3992, 4304, 6487, 6994, 7984, 12974, 13988, 25948, 27976, 51896, 55952, 103792, 134231, 268462, 536924, 1073848, 1745003, 2147696, 3490006, 6980012, 13960024, 27920048]

約数ペア:

[(1, 27920048), (2, 13960024), (4, 6980012), (8, 3490006), (13, 2147696), (16, 1745003), (26, 1073848), (52, 536924), (104, 268462), (208, 134231), (269, 103792), (499, 55952), (538, 51896), (998, 27976), (1076, 25948), (1996, 13988), (2152, 12974), (3497, 7984), (3992, 6994), (4304, 6487)]