51066704

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{245513}}^1$

素因数の和:245534

約数の個数: 20

約数和(自身を含む): 106553076

約数和(自身を除く): 55486372

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 245513, 491026, 982052, 1964104, 3191669, 3928208, 6383338, 12766676, 25533352, 51066704]

約数ペア:

[(1, 51066704), (2, 25533352), (4, 12766676), (8, 6383338), (13, 3928208), (16, 3191669), (26, 1964104), (52, 982052), (104, 491026), (208, 245513)]