19482729

素因数分解:

$3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{227}}^1$

素因数の和:365

約数の個数: 32

約数和(自身を含む): 30759936

約数和(自身を除く): 11277207

約数列:

[1, 3, 7, 21, 61, 67, 183, 201, 227, 427, 469, 681, 1281, 1407, 1589, 4087, 4767, 12261, 13847, 15209, 28609, 41541, 45627, 85827, 96929, 106463, 290787, 319389, 927749, 2783247, 6494243, 19482729]

約数ペア:

[(1, 19482729), (3, 6494243), (7, 2783247), (21, 927749), (61, 319389), (67, 290787), (183, 106463), (201, 96929), (227, 85827), (427, 45627), (469, 41541), (681, 28609), (1281, 15209), (1407, 13847), (1589, 12261), (4087, 4767)]