217420951924

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{260072909}}^1$

素因数の和:260072943

約数の個数: 24

約数和(自身を含む): 436922488800

約数和(自身を除く): 219501536876

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 209, 418, 836, 260072909, 520145818, 1040291636, 2860801999, 4941385271, 5721603998, 9882770542, 11443207996, 19765541084, 54355237981, 108710475962, 217420951924]

約数ペア:

[(1, 217420951924), (2, 108710475962), (4, 54355237981), (11, 19765541084), (19, 11443207996), (22, 9882770542), (38, 5721603998), (44, 4941385271), (76, 2860801999), (209, 1040291636), (418, 520145818), (836, 260072909)]