20512142727

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{173}}^1\times {\mathrm{797}}^1\times {\mathrm{2917}}^1$

素因数の和:3907

約数の個数: 32

約数和(自身を含む): 29172249792

約数和(自身を除く): 8660107065

約数列:

[1, 3, 17, 51, 173, 519, 797, 2391, 2917, 2941, 8751, 8823, 13549, 40647, 49589, 137881, 148767, 413643, 504641, 1513923, 2324849, 2343977, 6974547, 7031931, 8578897, 25736691, 39522433, 118567299, 402198877, 1206596631, 6837380909, 20512142727]

約数ペア:

[(1, 20512142727), (3, 6837380909), (17, 1206596631), (51, 402198877), (173, 118567299), (519, 39522433), (797, 25736691), (2391, 8578897), (2917, 7031931), (2941, 6974547), (8751, 2343977), (8823, 2324849), (13549, 1513923), (40647, 504641), (49589, 413643), (137881, 148767)]