20810796

素因数分解:

$2^2\times 3^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{1301}}^1$

素因数の和:1382

約数の個数: 48

約数和(自身を含む): 51330048

約数和(自身を除く): 30519252

約数列:

[1, 2, 3, 4, 6, 12, 31, 43, 62, 86, 93, 124, 129, 172, 186, 258, 372, 516, 1301, 1333, 2602, 2666, 3903, 3999, 5204, 5332, 7806, 7998, 15612, 15996, 40331, 55943, 80662, 111886, 120993, 161324, 167829, 223772, 241986, 335658, 483972, 671316, 1734233, 3468466, 5202699, 6936932, 10405398, 20810796]

約数ペア:

[(1, 20810796), (2, 10405398), (3, 6936932), (4, 5202699), (6, 3468466), (12, 1734233), (31, 671316), (43, 483972), (62, 335658), (86, 241986), (93, 223772), (124, 167829), (129, 161324), (172, 120993), (186, 111886), (258, 80662), (372, 55943), (516, 40331), (1301, 15996), (1333, 15612), (2602, 7998), (2666, 7806), (3903, 5332), (3999, 5204)]