18688878

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{79867}}^1$

素因数の和:79888

約数の個数: 24

約数和(自身を含む): 43607928

約数和(自身を除く): 24919050

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 79867, 159734, 239601, 479202, 718803, 1038271, 1437606, 2076542, 3114813, 6229626, 9344439, 18688878]

約数ペア:

[(1, 18688878), (2, 9344439), (3, 6229626), (6, 3114813), (9, 2076542), (13, 1437606), (18, 1038271), (26, 718803), (39, 479202), (78, 239601), (117, 159734), (234, 79867)]