18997008

素因数分解:

$2^4\times 3^1\times {\mathrm{151}}^1\times {\mathrm{2621}}^1$

素因数の和:2783

約数の個数: 40

約数和(自身を含む): 49419456

約数和(自身を除く): 30422448

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 151, 302, 453, 604, 906, 1208, 1812, 2416, 2621, 3624, 5242, 7248, 7863, 10484, 15726, 20968, 31452, 41936, 62904, 125808, 395771, 791542, 1187313, 1583084, 2374626, 3166168, 4749252, 6332336, 9498504, 18997008]

約数ペア:

[(1, 18997008), (2, 9498504), (3, 6332336), (4, 4749252), (6, 3166168), (8, 2374626), (12, 1583084), (16, 1187313), (24, 791542), (48, 395771), (151, 125808), (302, 62904), (453, 41936), (604, 31452), (906, 20968), (1208, 15726), (1812, 10484), (2416, 7863), (2621, 7248), (3624, 5242)]