4001296

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19237}}^1$

素因数の和:19258

約数の個数: 20

約数和(自身を含む): 8349292

約数和(自身を除く): 4347996

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 19237, 38474, 76948, 153896, 250081, 307792, 500162, 1000324, 2000648, 4001296]

約数ペア:

[(1, 4001296), (2, 2000648), (4, 1000324), (8, 500162), (13, 307792), (16, 250081), (26, 153896), (52, 76948), (104, 38474), (208, 19237)]