20631288

素因数分解:

$2^3\times 3^1\times {\mathrm{173}}^1\times {\mathrm{4969}}^1$

素因数の和:5151

約数の個数: 32

約数和(自身を含む): 51886800

約数和(自身を除く): 31255512

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 173, 346, 519, 692, 1038, 1384, 2076, 4152, 4969, 9938, 14907, 19876, 29814, 39752, 59628, 119256, 859637, 1719274, 2578911, 3438548, 5157822, 6877096, 10315644, 20631288]

約数ペア:

[(1, 20631288), (2, 10315644), (3, 6877096), (4, 5157822), (6, 3438548), (8, 2578911), (12, 1719274), (24, 859637), (173, 119256), (346, 59628), (519, 39752), (692, 29814), (1038, 19876), (1384, 14907), (2076, 9938), (4152, 4969)]