20322536

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{263}}^1\times {\mathrm{743}}^1$

素因数の和:1025

約数の個数: 32

約数和(自身を含む): 41247360

約数和(自身を除く): 20924824

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 263, 526, 743, 1052, 1486, 2104, 2972, 3419, 5944, 6838, 9659, 13676, 19318, 27352, 38636, 77272, 195409, 390818, 781636, 1563272, 2540317, 5080634, 10161268, 20322536]

約数ペア:

[(1, 20322536), (2, 10161268), (4, 5080634), (8, 2540317), (13, 1563272), (26, 781636), (52, 390818), (104, 195409), (263, 77272), (526, 38636), (743, 27352), (1052, 19318), (1486, 13676), (2104, 9659), (2972, 6838), (3419, 5944)]