20767095

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{227}}^1$

素因数の和:364

約数の個数: 48

約数和(自身を含む): 38413440

約数和(自身を除く): 17646345

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 95, 107, 171, 227, 285, 321, 535, 681, 855, 963, 1135, 1605, 2033, 2043, 3405, 4313, 4815, 6099, 10165, 10215, 12939, 18297, 21565, 24289, 30495, 38817, 64695, 72867, 91485, 121445, 194085, 218601, 364335, 461491, 1093005, 1384473, 2307455, 4153419, 6922365, 20767095]

約数ペア:

[(1, 20767095), (3, 6922365), (5, 4153419), (9, 2307455), (15, 1384473), (19, 1093005), (45, 461491), (57, 364335), (95, 218601), (107, 194085), (171, 121445), (227, 91485), (285, 72867), (321, 64695), (535, 38817), (681, 30495), (855, 24289), (963, 21565), (1135, 18297), (1605, 12939), (2033, 10215), (2043, 10165), (3405, 6099), (4313, 4815)]