20626888

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{1327}}^1$

素因数の和:1429

約数の個数: 32

約数和(自身を含む): 40636800

約数和(自身を除く): 20009912

約数列:

[1, 2, 4, 8, 29, 58, 67, 116, 134, 232, 268, 536, 1327, 1943, 2654, 3886, 5308, 7772, 10616, 15544, 38483, 76966, 88909, 153932, 177818, 307864, 355636, 711272, 2578361, 5156722, 10313444, 20626888]

約数ペア:

[(1, 20626888), (2, 10313444), (4, 5156722), (8, 2578361), (29, 711272), (58, 355636), (67, 307864), (116, 177818), (134, 153932), (232, 88909), (268, 76966), (536, 38483), (1327, 15544), (1943, 10616), (2654, 7772), (3886, 5308)]