19389330

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{2221}}^1$

素因数の和:2331

約数の個数: 48

約数和(自身を含む): 50954904

約数和(自身を除く): 31565574

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 97, 194, 291, 485, 582, 873, 970, 1455, 1746, 2221, 2910, 4365, 4442, 6663, 8730, 11105, 13326, 19989, 22210, 33315, 39978, 66630, 99945, 199890, 215437, 430874, 646311, 1077185, 1292622, 1938933, 2154370, 3231555, 3877866, 6463110, 9694665, 19389330]

約数ペア:

[(1, 19389330), (2, 9694665), (3, 6463110), (5, 3877866), (6, 3231555), (9, 2154370), (10, 1938933), (15, 1292622), (18, 1077185), (30, 646311), (45, 430874), (90, 215437), (97, 199890), (194, 99945), (291, 66630), (485, 39978), (582, 33315), (873, 22210), (970, 19989), (1455, 13326), (1746, 11105), (2221, 8730), (2910, 6663), (4365, 4442)]