19228788

素因数分解:

$2^2\times 3^2\times {\mathrm{71}}^1\times {\mathrm{7523}}^1$

素因数の和:7604

約数の個数: 36

約数和(自身を含む): 49297248

約数和(自身を除く): 30068460

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 71, 142, 213, 284, 426, 639, 852, 1278, 2556, 7523, 15046, 22569, 30092, 45138, 67707, 90276, 135414, 270828, 534133, 1068266, 1602399, 2136532, 3204798, 4807197, 6409596, 9614394, 19228788]

約数ペア:

[(1, 19228788), (2, 9614394), (3, 6409596), (4, 4807197), (6, 3204798), (9, 2136532), (12, 1602399), (18, 1068266), (36, 534133), (71, 270828), (142, 135414), (213, 90276), (284, 67707), (426, 45138), (639, 30092), (852, 22569), (1278, 15046), (2556, 7523)]