18902235

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{1051}}^1$

素因数の和:1179

約数の個数: 32

約数和(自身を含む): 33327360

約数和(自身を除く): 14425125

約数列:

[1, 3, 5, 11, 15, 33, 55, 109, 165, 327, 545, 1051, 1199, 1635, 3153, 3597, 5255, 5995, 11561, 15765, 17985, 34683, 57805, 114559, 173415, 343677, 572795, 1260149, 1718385, 3780447, 6300745, 18902235]

約数ペア:

[(1, 18902235), (3, 6300745), (5, 3780447), (11, 1718385), (15, 1260149), (33, 572795), (55, 343677), (109, 173415), (165, 114559), (327, 57805), (545, 34683), (1051, 17985), (1199, 15765), (1635, 11561), (3153, 5995), (3597, 5255)]