20154772509

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{103}}^1\times {\mathrm{1387783}}^1$

素因数の和:1387936

約数の個数: 16

約数和(自身を含む): 27711270912

約数和(自身を除く): 7556498403

約数列:

[1, 3, 47, 103, 141, 309, 4841, 14523, 1387783, 4163349, 65225801, 142941649, 195677403, 428824947, 6718257503, 20154772509]

約数ペア:

[(1, 20154772509), (3, 6718257503), (47, 428824947), (103, 195677403), (141, 142941649), (309, 65225801), (4841, 4163349), (14523, 1387783)]