20520264

素因数分解:

$2^3\times 3^1\times {\mathrm{31}}^1\times {\mathrm{27581}}^1$

素因数の和:27621

約数の個数: 32

約数和(自身を含む): 52957440

約数和(自身を除く): 32437176

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 31, 62, 93, 124, 186, 248, 372, 744, 27581, 55162, 82743, 110324, 165486, 220648, 330972, 661944, 855011, 1710022, 2565033, 3420044, 5130066, 6840088, 10260132, 20520264]

約数ペア:

[(1, 20520264), (2, 10260132), (3, 6840088), (4, 5130066), (6, 3420044), (8, 2565033), (12, 1710022), (24, 855011), (31, 661944), (62, 330972), (93, 220648), (124, 165486), (186, 110324), (248, 82743), (372, 55162), (744, 27581)]