20458884

素因数分解:

$2^2\times 3^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{1279}}^1$

素因数の和:1360

約数の個数: 48

約数和(自身を含む): 50462720

約数和(自身を除く): 30003836

約数列:

[1, 2, 3, 4, 6, 12, 31, 43, 62, 86, 93, 124, 129, 172, 186, 258, 372, 516, 1279, 1333, 2558, 2666, 3837, 3999, 5116, 5332, 7674, 7998, 15348, 15996, 39649, 54997, 79298, 109994, 118947, 158596, 164991, 219988, 237894, 329982, 475788, 659964, 1704907, 3409814, 5114721, 6819628, 10229442, 20458884]

約数ペア:

[(1, 20458884), (2, 10229442), (3, 6819628), (4, 5114721), (6, 3409814), (12, 1704907), (31, 659964), (43, 475788), (62, 329982), (86, 237894), (93, 219988), (124, 164991), (129, 158596), (172, 118947), (186, 109994), (258, 79298), (372, 54997), (516, 39649), (1279, 15996), (1333, 15348), (2558, 7998), (2666, 7674), (3837, 5332), (3999, 5116)]