18927488

素因数分解:

$2^7\times {\mathrm{29}}^1\times {\mathrm{5099}}^1$

素因数の和:5142

約数の個数: 32

約数和(自身を含む): 39015000

約数和(自身を除く): 20087512

約数列:

[1, 2, 4, 8, 16, 29, 32, 58, 64, 116, 128, 232, 464, 928, 1856, 3712, 5099, 10198, 20396, 40792, 81584, 147871, 163168, 295742, 326336, 591484, 652672, 1182968, 2365936, 4731872, 9463744, 18927488]

約数ペア:

[(1, 18927488), (2, 9463744), (4, 4731872), (8, 2365936), (16, 1182968), (29, 652672), (32, 591484), (58, 326336), (64, 295742), (116, 163168), (128, 147871), (232, 81584), (464, 40792), (928, 20396), (1856, 10198), (3712, 5099)]