25215788

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{2803}}^1$

素因数の和:2993

約数の個数: 24

約数和(自身を含む): 47813808

約数和(自身を除く): 22598020

約数列:

[1, 2, 4, 13, 26, 52, 173, 346, 692, 2249, 2803, 4498, 5606, 8996, 11212, 36439, 72878, 145756, 484919, 969838, 1939676, 6303947, 12607894, 25215788]

約数ペア:

[(1, 25215788), (2, 12607894), (4, 6303947), (13, 1939676), (26, 969838), (52, 484919), (173, 145756), (346, 72878), (692, 36439), (2249, 11212), (2803, 8996), (4498, 5606)]