20034704

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{1009}}^1$

素因数の和:1107

約数の個数: 40

約数和(自身を含む): 41704920

約数和(自身を除く): 21670216

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 73, 136, 146, 272, 292, 584, 1009, 1168, 1241, 2018, 2482, 4036, 4964, 8072, 9928, 16144, 17153, 19856, 34306, 68612, 73657, 137224, 147314, 274448, 294628, 589256, 1178512, 1252169, 2504338, 5008676, 10017352, 20034704]

約数ペア:

[(1, 20034704), (2, 10017352), (4, 5008676), (8, 2504338), (16, 1252169), (17, 1178512), (34, 589256), (68, 294628), (73, 274448), (136, 147314), (146, 137224), (272, 73657), (292, 68612), (584, 34306), (1009, 19856), (1168, 17153), (1241, 16144), (2018, 9928), (2482, 8072), (4036, 4964)]