20910328

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{1723}}^1$

素因数の和:1807

約数の個数: 32

約数和(自身を含む): 41272560

約数和(自身を除く): 20362232

約数列:

[1, 2, 4, 8, 37, 41, 74, 82, 148, 164, 296, 328, 1517, 1723, 3034, 3446, 6068, 6892, 12136, 13784, 63751, 70643, 127502, 141286, 255004, 282572, 510008, 565144, 2613791, 5227582, 10455164, 20910328]

約数ペア:

[(1, 20910328), (2, 10455164), (4, 5227582), (8, 2613791), (37, 565144), (41, 510008), (74, 282572), (82, 255004), (148, 141286), (164, 127502), (296, 70643), (328, 63751), (1517, 13784), (1723, 12136), (3034, 6892), (3446, 6068)]