20628396

素因数分解:

$2^2\times 3^2\times {\mathrm{29}}^1\times {\mathrm{19759}}^1$

素因数の和:19798

約数の個数: 36

約数和(自身を含む): 53944800

約数和(自身を除く): 33316404

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 29, 36, 58, 87, 116, 174, 261, 348, 522, 1044, 19759, 39518, 59277, 79036, 118554, 177831, 237108, 355662, 573011, 711324, 1146022, 1719033, 2292044, 3438066, 5157099, 6876132, 10314198, 20628396]

約数ペア:

[(1, 20628396), (2, 10314198), (3, 6876132), (4, 5157099), (6, 3438066), (9, 2292044), (12, 1719033), (18, 1146022), (29, 711324), (36, 573011), (58, 355662), (87, 237108), (116, 177831), (174, 118554), (261, 79036), (348, 59277), (522, 39518), (1044, 19759)]