19367680

素因数分解:

$2^8\times 5^1\times {\mathrm{15131}}^1$

素因数の和:15152

約数の個数: 36

約数和(自身を含む): 46394712

約数和(自身を除く): 27027032

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 15131, 30262, 60524, 75655, 121048, 151310, 242096, 302620, 484192, 605240, 968384, 1210480, 1936768, 2420960, 3873536, 4841920, 9683840, 19367680]

約数ペア:

[(1, 19367680), (2, 9683840), (4, 4841920), (5, 3873536), (8, 2420960), (10, 1936768), (16, 1210480), (20, 968384), (32, 605240), (40, 484192), (64, 302620), (80, 242096), (128, 151310), (160, 121048), (256, 75655), (320, 60524), (640, 30262), (1280, 15131)]