20105816

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{1097}}^1$

素因数の和:1211

約数の個数: 32

約数和(自身を含む): 39528000

約数和(自身を除く): 19422184

約数列:

[1, 2, 4, 8, 29, 58, 79, 116, 158, 232, 316, 632, 1097, 2194, 2291, 4388, 4582, 8776, 9164, 18328, 31813, 63626, 86663, 127252, 173326, 254504, 346652, 693304, 2513227, 5026454, 10052908, 20105816]

約数ペア:

[(1, 20105816), (2, 10052908), (4, 5026454), (8, 2513227), (29, 693304), (58, 346652), (79, 254504), (116, 173326), (158, 127252), (232, 86663), (316, 63626), (632, 31813), (1097, 18328), (2194, 9164), (2291, 8776), (4388, 4582)]