20187631456

素因数分解:

$2^5\times {\mathrm{127}}^1\times {\mathrm{179}}^1\times {\mathrm{27751}}^1$

素因数の和:28067

約数の個数: 48

約数和(自身を含む): 40282583040

約数和(自身を除く): 20094951584

約数列:

[1, 2, 4, 8, 16, 32, 127, 179, 254, 358, 508, 716, 1016, 1432, 2032, 2864, 4064, 5728, 22733, 27751, 45466, 55502, 90932, 111004, 181864, 222008, 363728, 444016, 727456, 888032, 3524377, 4967429, 7048754, 9934858, 14097508, 19869716, 28195016, 39739432, 56390032, 79478864, 112780064, 158957728, 630863483, 1261726966, 2523453932, 5046907864, 10093815728, 20187631456]

約数ペア:

[(1, 20187631456), (2, 10093815728), (4, 5046907864), (8, 2523453932), (16, 1261726966), (32, 630863483), (127, 158957728), (179, 112780064), (254, 79478864), (358, 56390032), (508, 39739432), (716, 28195016), (1016, 19869716), (1432, 14097508), (2032, 9934858), (2864, 7048754), (4064, 4967429), (5728, 3524377), (22733, 888032), (27751, 727456), (45466, 444016), (55502, 363728), (90932, 222008), (111004, 181864)]