20536415990

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{3264931}}^1$

素因数の和:3264992

約数の個数: 32

約数和(自身を含む): 40197842784

約数和(自身を除く): 19661426794

約数列:

[1, 2, 5, 10, 17, 34, 37, 74, 85, 170, 185, 370, 629, 1258, 3145, 6290, 3264931, 6529862, 16324655, 32649310, 55503827, 111007654, 120802447, 241604894, 277519135, 555038270, 604012235, 1208024470, 2053641599, 4107283198, 10268207995, 20536415990]

約数ペア:

[(1, 20536415990), (2, 10268207995), (5, 4107283198), (10, 2053641599), (17, 1208024470), (34, 604012235), (37, 555038270), (74, 277519135), (85, 241604894), (170, 120802447), (185, 111007654), (370, 55503827), (629, 32649310), (1258, 16324655), (3145, 6529862), (6290, 3264931)]