20197827

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{3673}}^1$

素因数の和:3739

約数の個数: 24

約数和(自身を含む): 32096064

約数和(自身を除く): 11898237

約数列:

[1, 3, 9, 13, 39, 47, 117, 141, 423, 611, 1833, 3673, 5499, 11019, 33057, 47749, 143247, 172631, 429741, 517893, 1553679, 2244203, 6732609, 20197827]

約数ペア:

[(1, 20197827), (3, 6732609), (9, 2244203), (13, 1553679), (39, 517893), (47, 429741), (117, 172631), (141, 143247), (423, 47749), (611, 33057), (1833, 11019), (3673, 5499)]