20020896

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{9931}}^1$

素因数の和:9954

約数の個数: 72

約数和(自身を含む): 65074464

約数和(自身を除く): 45053568

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 72, 84, 96, 112, 126, 144, 168, 224, 252, 288, 336, 504, 672, 1008, 2016, 9931, 19862, 29793, 39724, 59586, 69517, 79448, 89379, 119172, 139034, 158896, 178758, 208551, 238344, 278068, 317792, 357516, 417102, 476688, 556136, 625653, 715032, 834204, 953376, 1112272, 1251306, 1430064, 1668408, 2224544, 2502612, 2860128, 3336816, 5005224, 6673632, 10010448, 20020896]

約数ペア:

[(1, 20020896), (2, 10010448), (3, 6673632), (4, 5005224), (6, 3336816), (7, 2860128), (8, 2502612), (9, 2224544), (12, 1668408), (14, 1430064), (16, 1251306), (18, 1112272), (21, 953376), (24, 834204), (28, 715032), (32, 625653), (36, 556136), (42, 476688), (48, 417102), (56, 357516), (63, 317792), (72, 278068), (84, 238344), (96, 208551), (112, 178758), (126, 158896), (144, 139034), (168, 119172), (224, 89379), (252, 79448), (288, 69517), (336, 59586), (504, 39724), (672, 29793), (1008, 19862), (2016, 9931)]