18941065

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{449}}^1$

素因数の和:537

約数の個数: 32

約数和(自身を含む): 27216000

約数和(自身を除く): 8274935

約数列:

[1, 5, 11, 13, 55, 59, 65, 143, 295, 449, 649, 715, 767, 2245, 3245, 3835, 4939, 5837, 8437, 24695, 26491, 29185, 42185, 64207, 132455, 291401, 321035, 344383, 1457005, 1721915, 3788213, 18941065]

約数ペア:

[(1, 18941065), (5, 3788213), (11, 1721915), (13, 1457005), (55, 344383), (59, 321035), (65, 291401), (143, 132455), (295, 64207), (449, 42185), (649, 29185), (715, 26491), (767, 24695), (2245, 8437), (3245, 5837), (3835, 4939)]