20300284

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{2039}}^1$

素因数の和:2193

約数の個数: 24

約数和(自身を含む): 37699200

約数和(自身を除く): 17398916

約数列:

[1, 2, 4, 19, 38, 76, 131, 262, 524, 2039, 2489, 4078, 4978, 8156, 9956, 38741, 77482, 154964, 267109, 534218, 1068436, 5075071, 10150142, 20300284]

約数ペア:

[(1, 20300284), (2, 10150142), (4, 5075071), (19, 1068436), (38, 534218), (76, 267109), (131, 154964), (262, 77482), (524, 38741), (2039, 9956), (2489, 8156), (4078, 4978)]