20280416

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{48751}}^1$

素因数の和:48774

約数の個数: 24

約数和(自身を含む): 42999264

約数和(自身を除く): 22718848

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 416, 48751, 97502, 195004, 390008, 633763, 780016, 1267526, 1560032, 2535052, 5070104, 10140208, 20280416]

約数ペア:

[(1, 20280416), (2, 10140208), (4, 5070104), (8, 2535052), (13, 1560032), (16, 1267526), (26, 780016), (32, 633763), (52, 390008), (104, 195004), (208, 97502), (416, 48751)]