20519448

素因数分解:

$2^3\times 3^1\times {\mathrm{47}}^1\times {\mathrm{18191}}^1$

素因数の和:18247

約数の個数: 32

約数和(自身を含む): 52392960

約数和(自身を除く): 31873512

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 47, 94, 141, 188, 282, 376, 564, 1128, 18191, 36382, 54573, 72764, 109146, 145528, 218292, 436584, 854977, 1709954, 2564931, 3419908, 5129862, 6839816, 10259724, 20519448]

約数ペア:

[(1, 20519448), (2, 10259724), (3, 6839816), (4, 5129862), (6, 3419908), (8, 2564931), (12, 1709954), (24, 854977), (47, 436584), (94, 218292), (141, 145528), (188, 109146), (282, 72764), (376, 54573), (564, 36382), (1128, 18191)]