18947388

素因数分解:

$2^2\times 3^1\times {\mathrm{89}}^1\times {\mathrm{113}}^1\times {\mathrm{157}}^1$

素因数の和:366

約数の個数: 48

約数和(自身を含む): 45390240

約数和(自身を除く): 26442852

約数列:

[1, 2, 3, 4, 6, 12, 89, 113, 157, 178, 226, 267, 314, 339, 356, 452, 471, 534, 628, 678, 942, 1068, 1356, 1884, 10057, 13973, 17741, 20114, 27946, 30171, 35482, 40228, 41919, 53223, 55892, 60342, 70964, 83838, 106446, 120684, 167676, 212892, 1578949, 3157898, 4736847, 6315796, 9473694, 18947388]

約数ペア:

[(1, 18947388), (2, 9473694), (3, 6315796), (4, 4736847), (6, 3157898), (12, 1578949), (89, 212892), (113, 167676), (157, 120684), (178, 106446), (226, 83838), (267, 70964), (314, 60342), (339, 55892), (356, 53223), (452, 41919), (471, 40228), (534, 35482), (628, 30171), (678, 27946), (942, 20114), (1068, 17741), (1356, 13973), (1884, 10057)]