16587944

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{491}}^1$

素因数の和:641

約数の個数: 32

約数和(自身を含む): 32235840

約数和(自身を除く): 15647896

約数列:

[1, 2, 4, 8, 41, 82, 103, 164, 206, 328, 412, 491, 824, 982, 1964, 3928, 4223, 8446, 16892, 20131, 33784, 40262, 50573, 80524, 101146, 161048, 202292, 404584, 2073493, 4146986, 8293972, 16587944]

約数ペア:

[(1, 16587944), (2, 8293972), (4, 4146986), (8, 2073493), (41, 404584), (82, 202292), (103, 161048), (164, 101146), (206, 80524), (328, 50573), (412, 40262), (491, 33784), (824, 20131), (982, 16892), (1964, 8446), (3928, 4223)]