20392884

素因数分解:

$2^2\times 3^4\times {\mathrm{113}}^1\times {\mathrm{557}}^1$

素因数の和:686

約数の個数: 60

約数和(自身を含む): 53879364

約数和(自身を除く): 33486480

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 113, 162, 226, 324, 339, 452, 557, 678, 1017, 1114, 1356, 1671, 2034, 2228, 3051, 3342, 4068, 5013, 6102, 6684, 9153, 10026, 12204, 15039, 18306, 20052, 30078, 36612, 45117, 60156, 62941, 90234, 125882, 180468, 188823, 251764, 377646, 566469, 755292, 1132938, 1699407, 2265876, 3398814, 5098221, 6797628, 10196442, 20392884]

約数ペア:

[(1, 20392884), (2, 10196442), (3, 6797628), (4, 5098221), (6, 3398814), (9, 2265876), (12, 1699407), (18, 1132938), (27, 755292), (36, 566469), (54, 377646), (81, 251764), (108, 188823), (113, 180468), (162, 125882), (226, 90234), (324, 62941), (339, 60156), (452, 45117), (557, 36612), (678, 30078), (1017, 20052), (1114, 18306), (1356, 15039), (1671, 12204), (2034, 10026), (2228, 9153), (3051, 6684), (3342, 6102), (4068, 5013)]