19655024

素因数分解:

$2^4\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{443}}^1$

素因数の和:557

約数の個数: 40

約数和(自身を含む): 39640320

約数和(自身を除く): 19985296

約数列:

[1, 2, 4, 8, 16, 47, 59, 94, 118, 188, 236, 376, 443, 472, 752, 886, 944, 1772, 2773, 3544, 5546, 7088, 11092, 20821, 22184, 26137, 41642, 44368, 52274, 83284, 104548, 166568, 209096, 333136, 418192, 1228439, 2456878, 4913756, 9827512, 19655024]

約数ペア:

[(1, 19655024), (2, 9827512), (4, 4913756), (8, 2456878), (16, 1228439), (47, 418192), (59, 333136), (94, 209096), (118, 166568), (188, 104548), (236, 83284), (376, 52274), (443, 44368), (472, 41642), (752, 26137), (886, 22184), (944, 20821), (1772, 11092), (2773, 7088), (3544, 5546)]