131213728

素因数分解:

$2^5\times {\mathrm{2011}}^1\times {\mathrm{2039}}^1$

素因数の和:4060

約数の個数: 24

約数和(自身を含む): 258582240

約数和(自身を除く): 127368512

約数列:

[1, 2, 4, 8, 16, 32, 2011, 2039, 4022, 4078, 8044, 8156, 16088, 16312, 32176, 32624, 64352, 65248, 4100429, 8200858, 16401716, 32803432, 65606864, 131213728]

約数ペア:

[(1, 131213728), (2, 65606864), (4, 32803432), (8, 16401716), (16, 8200858), (32, 4100429), (2011, 65248), (2039, 64352), (4022, 32624), (4078, 32176), (8044, 16312), (8156, 16088)]