20578151

素因数分解:

${\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{751}}^1$

素因数の和:862

約数の個数: 16

約数和(自身を含む): 23390208

約数和(自身を除く): 2812057

約数列:

[1, 11, 47, 53, 517, 583, 751, 2491, 8261, 27401, 35297, 39803, 388267, 437833, 1870741, 20578151]

約数ペア:

[(1, 20578151), (11, 1870741), (47, 437833), (53, 388267), (517, 39803), (583, 35297), (751, 27401), (2491, 8261)]