20091592

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{103}}^1\times {\mathrm{659}}^1$

素因数の和:805

約数の個数: 32

約数和(自身を含む): 39124800

約数和(自身を除く): 19033208

約数列:

[1, 2, 4, 8, 37, 74, 103, 148, 206, 296, 412, 659, 824, 1318, 2636, 3811, 5272, 7622, 15244, 24383, 30488, 48766, 67877, 97532, 135754, 195064, 271508, 543016, 2511449, 5022898, 10045796, 20091592]

約数ペア:

[(1, 20091592), (2, 10045796), (4, 5022898), (8, 2511449), (37, 543016), (74, 271508), (103, 195064), (148, 135754), (206, 97532), (296, 67877), (412, 48766), (659, 30488), (824, 24383), (1318, 15244), (2636, 7622), (3811, 5272)]