18720744

素因数分解:

$2^3\times 3^1\times 7^2\times {\mathrm{15919}}^1$

素因数の和:15942

約数の個数: 48

約数和(自身を含む): 54446400

約数和(自身を除く): 35725656

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 49, 56, 84, 98, 147, 168, 196, 294, 392, 588, 1176, 15919, 31838, 47757, 63676, 95514, 111433, 127352, 191028, 222866, 334299, 382056, 445732, 668598, 780031, 891464, 1337196, 1560062, 2340093, 2674392, 3120124, 4680186, 6240248, 9360372, 18720744]

約数ペア:

[(1, 18720744), (2, 9360372), (3, 6240248), (4, 4680186), (6, 3120124), (7, 2674392), (8, 2340093), (12, 1560062), (14, 1337196), (21, 891464), (24, 780031), (28, 668598), (42, 445732), (49, 382056), (56, 334299), (84, 222866), (98, 191028), (147, 127352), (168, 111433), (196, 95514), (294, 63676), (392, 47757), (588, 31838), (1176, 15919)]