25043408

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{120401}}^1$

素因数の和:120422

約数の個数: 20

約数和(自身を含む): 52254468

約数和(自身を除く): 27211060

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 120401, 240802, 481604, 963208, 1565213, 1926416, 3130426, 6260852, 12521704, 25043408]

約数ペア:

[(1, 25043408), (2, 12521704), (4, 6260852), (8, 3130426), (13, 1926416), (16, 1565213), (26, 963208), (52, 481604), (104, 240802), (208, 120401)]