19378719

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{179}}^1\times {\mathrm{523}}^1$

素因数の和:731

約数の個数: 24

約数和(自身を含む): 29427840

約数和(自身を除く): 10049121

約数列:

[1, 3, 9, 23, 69, 179, 207, 523, 537, 1569, 1611, 4117, 4707, 12029, 12351, 36087, 37053, 93617, 108261, 280851, 842553, 2153191, 6459573, 19378719]

約数ペア:

[(1, 19378719), (3, 6459573), (9, 2153191), (23, 842553), (69, 280851), (179, 108261), (207, 93617), (523, 37053), (537, 36087), (1569, 12351), (1611, 12029), (4117, 4707)]