20259054

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{1601}}^1$

素因数の和:1665

約数の個数: 48

約数和(自身を含む): 47483280

約数和(自身を除く): 27224226

約数列:

[1, 2, 3, 6, 9, 18, 19, 37, 38, 57, 74, 111, 114, 171, 222, 333, 342, 666, 703, 1406, 1601, 2109, 3202, 4218, 4803, 6327, 9606, 12654, 14409, 28818, 30419, 59237, 60838, 91257, 118474, 177711, 182514, 273771, 355422, 533133, 547542, 1066266, 1125503, 2251006, 3376509, 6753018, 10129527, 20259054]

約数ペア:

[(1, 20259054), (2, 10129527), (3, 6753018), (6, 3376509), (9, 2251006), (18, 1125503), (19, 1066266), (37, 547542), (38, 533133), (57, 355422), (74, 273771), (111, 182514), (114, 177711), (171, 118474), (222, 91257), (333, 60838), (342, 59237), (666, 30419), (703, 28818), (1406, 14409), (1601, 12654), (2109, 9606), (3202, 6327), (4218, 4803)]