18982016

素因数分解:

$2^7\times {\mathrm{41}}^1\times {\mathrm{3617}}^1$

素因数の和:3672

約数の個数: 32

約数和(自身を含む): 38748780

約数和(自身を除く): 19766764

約数列:

[1, 2, 4, 8, 16, 32, 41, 64, 82, 128, 164, 328, 656, 1312, 2624, 3617, 5248, 7234, 14468, 28936, 57872, 115744, 148297, 231488, 296594, 462976, 593188, 1186376, 2372752, 4745504, 9491008, 18982016]

約数ペア:

[(1, 18982016), (2, 9491008), (4, 4745504), (8, 2372752), (16, 1186376), (32, 593188), (41, 462976), (64, 296594), (82, 231488), (128, 148297), (164, 115744), (328, 57872), (656, 28936), (1312, 14468), (2624, 7234), (3617, 5248)]