18800334190

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{1920361}}^1$

素因数の和:1920468

約数の個数: 32

約数和(自身を含む): 37331837280

約数和(自身を除く): 18531503090

約数列:

[1, 2, 5, 10, 11, 22, 55, 89, 110, 178, 445, 890, 979, 1958, 4895, 9790, 1920361, 3840722, 9601805, 19203610, 21123971, 42247942, 105619855, 170912129, 211239710, 341824258, 854560645, 1709121290, 1880033419, 3760066838, 9400167095, 18800334190]

約数ペア:

[(1, 18800334190), (2, 9400167095), (5, 3760066838), (10, 1880033419), (11, 1709121290), (22, 854560645), (55, 341824258), (89, 211239710), (110, 170912129), (178, 105619855), (445, 42247942), (890, 21123971), (979, 19203610), (1958, 9601805), (4895, 3840722), (9790, 1920361)]