20148347816

素因数分解:

$2^3\times {\mathrm{127}}^1\times {\mathrm{1291}}^1\times {\mathrm{15361}}^1$

素因数の和:16785

約数の個数: 32

約数和(自身を含む): 38107591680

約数和(自身を除く): 17959243864

約数列:

[1, 2, 4, 8, 127, 254, 508, 1016, 1291, 2582, 5164, 10328, 15361, 30722, 61444, 122888, 163957, 327914, 655828, 1311656, 1950847, 3901694, 7803388, 15606776, 19831051, 39662102, 79324204, 158648408, 2518543477, 5037086954, 10074173908, 20148347816]

約数ペア:

[(1, 20148347816), (2, 10074173908), (4, 5037086954), (8, 2518543477), (127, 158648408), (254, 79324204), (508, 39662102), (1016, 19831051), (1291, 15606776), (2582, 7803388), (5164, 3901694), (10328, 1950847), (15361, 1311656), (30722, 655828), (61444, 327914), (122888, 163957)]