18673992

素因数分解:

$2^3\times 3^2\times {\mathrm{419}}^1\times {\mathrm{619}}^1$

素因数の和:1050

約数の個数: 48

約数和(自身を含む): 50778000

約数和(自身を除く): 32104008

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 419, 619, 838, 1238, 1257, 1676, 1857, 2476, 2514, 3352, 3714, 3771, 4952, 5028, 5571, 7428, 7542, 10056, 11142, 14856, 15084, 22284, 30168, 44568, 259361, 518722, 778083, 1037444, 1556166, 2074888, 2334249, 3112332, 4668498, 6224664, 9336996, 18673992]

約数ペア:

[(1, 18673992), (2, 9336996), (3, 6224664), (4, 4668498), (6, 3112332), (8, 2334249), (9, 2074888), (12, 1556166), (18, 1037444), (24, 778083), (36, 518722), (72, 259361), (419, 44568), (619, 30168), (838, 22284), (1238, 15084), (1257, 14856), (1676, 11142), (1857, 10056), (2476, 7542), (2514, 7428), (3352, 5571), (3714, 5028), (3771, 4952)]