16639856

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{439}}^1$

素因数の和:573

約数の個数: 40

約数和(自身を含む): 34045440

約数和(自身を除く): 17405584

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 103, 184, 206, 368, 412, 439, 824, 878, 1648, 1756, 2369, 3512, 4738, 7024, 9476, 10097, 18952, 20194, 37904, 40388, 45217, 80776, 90434, 161552, 180868, 361736, 723472, 1039991, 2079982, 4159964, 8319928, 16639856]

約数ペア:

[(1, 16639856), (2, 8319928), (4, 4159964), (8, 2079982), (16, 1039991), (23, 723472), (46, 361736), (92, 180868), (103, 161552), (184, 90434), (206, 80776), (368, 45217), (412, 40388), (439, 37904), (824, 20194), (878, 18952), (1648, 10097), (1756, 9476), (2369, 7024), (3512, 4738)]