20963446

素因数分解:

$2^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{359}}^1$

素因数の和:508

約数の個数: 32

約数和(自身を含む): 37255680

約数和(自身を除く): 16292234

約数列:

[1, 2, 7, 14, 43, 86, 97, 194, 301, 359, 602, 679, 718, 1358, 2513, 4171, 5026, 8342, 15437, 29197, 30874, 34823, 58394, 69646, 108059, 216118, 243761, 487522, 1497389, 2994778, 10481723, 20963446]

約数ペア:

[(1, 20963446), (2, 10481723), (7, 2994778), (14, 1497389), (43, 487522), (86, 243761), (97, 216118), (194, 108059), (301, 69646), (359, 58394), (602, 34823), (679, 30874), (718, 29197), (1358, 15437), (2513, 8342), (4171, 5026)]