19268613

素因数分解:

$3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{3361}}^1$

素因数の和:3394

約数の個数: 36

約数和(自身を含む): 34877388

約数和(自身を除く): 15608775

約数列:

[1, 3, 7, 9, 13, 21, 39, 49, 63, 91, 117, 147, 273, 441, 637, 819, 1911, 3361, 5733, 10083, 23527, 30249, 43693, 70581, 131079, 164689, 211743, 305851, 393237, 494067, 917553, 1482201, 2140957, 2752659, 6422871, 19268613]

約数ペア:

[(1, 19268613), (3, 6422871), (7, 2752659), (9, 2140957), (13, 1482201), (21, 917553), (39, 494067), (49, 393237), (63, 305851), (91, 211743), (117, 164689), (147, 131079), (273, 70581), (441, 43693), (637, 30249), (819, 23527), (1911, 10083), (3361, 5733)]