19459011

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{677}}^1$

素因数の和:771

約数の個数: 32

約数和(自身を含む): 30981888

約数和(自身を除く): 11522877

約数列:

[1, 3, 11, 13, 33, 39, 67, 143, 201, 429, 677, 737, 871, 2031, 2211, 2613, 7447, 8801, 9581, 22341, 26403, 28743, 45359, 96811, 136077, 290433, 498949, 589667, 1496847, 1769001, 6486337, 19459011]

約数ペア:

[(1, 19459011), (3, 6486337), (11, 1769001), (13, 1496847), (33, 589667), (39, 498949), (67, 290433), (143, 136077), (201, 96811), (429, 45359), (677, 28743), (737, 26403), (871, 22341), (2031, 9581), (2211, 8801), (2613, 7447)]