19257856

素因数分解:

$2^9\times {\mathrm{29}}^1\times {\mathrm{1297}}^1$

素因数の和:1344

約数の個数: 40

約数和(自身を含む): 39835620

約数和(自身を除く): 20577764

約数列:

[1, 2, 4, 8, 16, 29, 32, 58, 64, 116, 128, 232, 256, 464, 512, 928, 1297, 1856, 2594, 3712, 5188, 7424, 10376, 14848, 20752, 37613, 41504, 75226, 83008, 150452, 166016, 300904, 332032, 601808, 664064, 1203616, 2407232, 4814464, 9628928, 19257856]

約数ペア:

[(1, 19257856), (2, 9628928), (4, 4814464), (8, 2407232), (16, 1203616), (29, 664064), (32, 601808), (58, 332032), (64, 300904), (116, 166016), (128, 150452), (232, 83008), (256, 75226), (464, 41504), (512, 37613), (928, 20752), (1297, 14848), (1856, 10376), (2594, 7424), (3712, 5188)]