220163784

素因数分解:

$2^3\times 3^1\times {\mathrm{43}}^1\times {\mathrm{213337}}^1$

素因数の和:213389

約数の個数: 32

約数和(自身を含む): 563212320

約数和(自身を除く): 343048536

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 43, 86, 129, 172, 258, 344, 516, 1032, 213337, 426674, 640011, 853348, 1280022, 1706696, 2560044, 5120088, 9173491, 18346982, 27520473, 36693964, 55040946, 73387928, 110081892, 220163784]

約数ペア:

[(1, 220163784), (2, 110081892), (3, 73387928), (4, 55040946), (6, 36693964), (8, 27520473), (12, 18346982), (24, 9173491), (43, 5120088), (86, 2560044), (129, 1706696), (172, 1280022), (258, 853348), (344, 640011), (516, 426674), (1032, 213337)]