20951208

素因数分解:

$2^3\times 3^2\times {\mathrm{17}}^1\times {\mathrm{17117}}^1$

素因数の和:17146

約数の個数: 48

約数和(自身を含む): 60084180

約数和(自身を除く): 39132972

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 17, 18, 24, 34, 36, 51, 68, 72, 102, 136, 153, 204, 306, 408, 612, 1224, 17117, 34234, 51351, 68468, 102702, 136936, 154053, 205404, 290989, 308106, 410808, 581978, 616212, 872967, 1163956, 1232424, 1745934, 2327912, 2618901, 3491868, 5237802, 6983736, 10475604, 20951208]

約数ペア:

[(1, 20951208), (2, 10475604), (3, 6983736), (4, 5237802), (6, 3491868), (8, 2618901), (9, 2327912), (12, 1745934), (17, 1232424), (18, 1163956), (24, 872967), (34, 616212), (36, 581978), (51, 410808), (68, 308106), (72, 290989), (102, 205404), (136, 154053), (153, 136936), (204, 102702), (306, 68468), (408, 51351), (612, 34234), (1224, 17117)]