19289808

素因数分解:

$2^4\times 3^2\times {\mathrm{97}}^1\times {\mathrm{1381}}^1$

素因数の和:1492

約数の個数: 60

約数和(自身を含む): 54580708

約数和(自身を除く): 35290900

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 97, 144, 194, 291, 388, 582, 776, 873, 1164, 1381, 1552, 1746, 2328, 2762, 3492, 4143, 4656, 5524, 6984, 8286, 11048, 12429, 13968, 16572, 22096, 24858, 33144, 49716, 66288, 99432, 133957, 198864, 267914, 401871, 535828, 803742, 1071656, 1205613, 1607484, 2143312, 2411226, 3214968, 4822452, 6429936, 9644904, 19289808]

約数ペア:

[(1, 19289808), (2, 9644904), (3, 6429936), (4, 4822452), (6, 3214968), (8, 2411226), (9, 2143312), (12, 1607484), (16, 1205613), (18, 1071656), (24, 803742), (36, 535828), (48, 401871), (72, 267914), (97, 198864), (144, 133957), (194, 99432), (291, 66288), (388, 49716), (582, 33144), (776, 24858), (873, 22096), (1164, 16572), (1381, 13968), (1552, 12429), (1746, 11048), (2328, 8286), (2762, 6984), (3492, 5524), (4143, 4656)]