219344884

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{251}}^1\times {\mathrm{19861}}^1$

素因数の和:20127

約数の個数: 24

約数和(自身を含む): 420438816

約数和(自身を除く): 201093932

約数列:

[1, 2, 4, 11, 22, 44, 251, 502, 1004, 2761, 5522, 11044, 19861, 39722, 79444, 218471, 436942, 873884, 4985111, 9970222, 19940444, 54836221, 109672442, 219344884]

約数ペア:

[(1, 219344884), (2, 109672442), (4, 54836221), (11, 19940444), (22, 9970222), (44, 4985111), (251, 873884), (502, 436942), (1004, 218471), (2761, 79444), (5522, 39722), (11044, 19861)]