20206604

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{487}}^1$

素因数の和:566

約数の個数: 48

約数和(自身を含む): 41319936

約数和(自身を除く): 21113332

約数列:

[1, 2, 4, 11, 22, 23, 41, 44, 46, 82, 92, 164, 253, 451, 487, 506, 902, 943, 974, 1012, 1804, 1886, 1948, 3772, 5357, 10373, 10714, 11201, 19967, 20746, 21428, 22402, 39934, 41492, 44804, 79868, 123211, 219637, 246422, 439274, 459241, 492844, 878548, 918482, 1836964, 5051651, 10103302, 20206604]

約数ペア:

[(1, 20206604), (2, 10103302), (4, 5051651), (11, 1836964), (22, 918482), (23, 878548), (41, 492844), (44, 459241), (46, 439274), (82, 246422), (92, 219637), (164, 123211), (253, 79868), (451, 44804), (487, 41492), (506, 39934), (902, 22402), (943, 21428), (974, 20746), (1012, 19967), (1804, 11201), (1886, 10714), (1948, 10373), (3772, 5357)]