19308393

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{227}}^1\times {\mathrm{727}}^1$

素因数の和:973

約数の個数: 24

約数和(自身を含む): 30209088

約数和(自身を除く): 10900695

約数列:

[1, 3, 9, 13, 39, 117, 227, 681, 727, 2043, 2181, 2951, 6543, 8853, 9451, 26559, 28353, 85059, 165029, 495087, 1485261, 2145377, 6436131, 19308393]

約数ペア:

[(1, 19308393), (3, 6436131), (9, 2145377), (13, 1485261), (39, 495087), (117, 165029), (227, 85059), (681, 28353), (727, 26559), (2043, 9451), (2181, 8853), (2951, 6543)]