20336577

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{83}}^1$

素因数の和:229

約数の個数: 32

約数和(自身を含む): 29611008

約数和(自身を除く): 9274431

約数列:

[1, 3, 23, 53, 67, 69, 83, 159, 201, 249, 1219, 1541, 1909, 3551, 3657, 4399, 4623, 5561, 5727, 10653, 13197, 16683, 81673, 101177, 127903, 245019, 294733, 303531, 383709, 884199, 6778859, 20336577]

約数ペア:

[(1, 20336577), (3, 6778859), (23, 884199), (53, 383709), (67, 303531), (69, 294733), (83, 245019), (159, 127903), (201, 101177), (249, 81673), (1219, 16683), (1541, 13197), (1909, 10653), (3551, 5727), (3657, 5561), (4399, 4623)]