20161709552

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{2027}}^1\times {\mathrm{32719}}^1$

素因数の和:34773

約数の個数: 40

約数和(自身を含む): 41140819200

約数和(自身を除く): 20979109648

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 2027, 4054, 8108, 16216, 32432, 32719, 38513, 65438, 77026, 130876, 154052, 261752, 308104, 523504, 616208, 621661, 1243322, 2486644, 4973288, 9946576, 66321413, 132642826, 265285652, 530571304, 1061142608, 1260106847, 2520213694, 5040427388, 10080854776, 20161709552]

約数ペア:

[(1, 20161709552), (2, 10080854776), (4, 5040427388), (8, 2520213694), (16, 1260106847), (19, 1061142608), (38, 530571304), (76, 265285652), (152, 132642826), (304, 66321413), (2027, 9946576), (4054, 4973288), (8108, 2486644), (16216, 1243322), (32432, 621661), (32719, 616208), (38513, 523504), (65438, 308104), (77026, 261752), (130876, 154052)]