20189996164

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{2857}}^1\times {\mathrm{3673}}^1$

素因数の和:6584

約数の個数: 48

約数和(自身を含む): 39103087408

約数和(自身を除く): 18913091244

約数列:

[1, 2, 4, 13, 26, 37, 52, 74, 148, 481, 962, 1924, 2857, 3673, 5714, 7346, 11428, 14692, 37141, 47749, 74282, 95498, 105709, 135901, 148564, 190996, 211418, 271802, 422836, 543604, 1374217, 1766713, 2748434, 3533426, 5496868, 7066852, 10493761, 20987522, 41975044, 136418893, 272837786, 388269157, 545675572, 776538314, 1553076628, 5047499041, 10094998082, 20189996164]

約数ペア:

[(1, 20189996164), (2, 10094998082), (4, 5047499041), (13, 1553076628), (26, 776538314), (37, 545675572), (52, 388269157), (74, 272837786), (148, 136418893), (481, 41975044), (962, 20987522), (1924, 10493761), (2857, 7066852), (3673, 5496868), (5714, 3533426), (7346, 2748434), (11428, 1766713), (14692, 1374217), (37141, 543604), (47749, 422836), (74282, 271802), (95498, 211418), (105709, 190996), (135901, 148564)]