42189368

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{405667}}^1$

素因数の和:405686

約数の個数: 16

約数和(自身を含む): 85190280

約数和(自身を除く): 43000912

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 405667, 811334, 1622668, 3245336, 5273671, 10547342, 21094684, 42189368]

約数ペア:

[(1, 42189368), (2, 21094684), (4, 10547342), (8, 5273671), (13, 3245336), (26, 1622668), (52, 811334), (104, 405667)]