20295367614

素因数分解:

$2^1\times 3^4\times {\mathrm{257}}^1\times {\mathrm{487471}}^1$

素因数の和:487742

約数の個数: 40

約数和(自身を含む): 45653702688

約数和(自身を除く): 25358335074

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 257, 514, 771, 1542, 2313, 4626, 6939, 13878, 20817, 41634, 487471, 974942, 1462413, 2924826, 4387239, 8774478, 13161717, 26323434, 39485151, 78970302, 125280047, 250560094, 375840141, 751680282, 1127520423, 2255040846, 3382561269, 6765122538, 10147683807, 20295367614]

約数ペア:

[(1, 20295367614), (2, 10147683807), (3, 6765122538), (6, 3382561269), (9, 2255040846), (18, 1127520423), (27, 751680282), (54, 375840141), (81, 250560094), (162, 125280047), (257, 78970302), (514, 39485151), (771, 26323434), (1542, 13161717), (2313, 8774478), (4626, 4387239), (6939, 2924826), (13878, 1462413), (20817, 974942), (41634, 487471)]