20445456

素因数分解:

$2^4\times 3^1\times {\mathrm{251}}^1\times {\mathrm{1697}}^1$

素因数の和:1959

約数の個数: 40

約数和(自身を含む): 53059104

約数和(自身を除く): 32613648

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 251, 502, 753, 1004, 1506, 1697, 2008, 3012, 3394, 4016, 5091, 6024, 6788, 10182, 12048, 13576, 20364, 27152, 40728, 81456, 425947, 851894, 1277841, 1703788, 2555682, 3407576, 5111364, 6815152, 10222728, 20445456]

約数ペア:

[(1, 20445456), (2, 10222728), (3, 6815152), (4, 5111364), (6, 3407576), (8, 2555682), (12, 1703788), (16, 1277841), (24, 851894), (48, 425947), (251, 81456), (502, 40728), (753, 27152), (1004, 20364), (1506, 13576), (1697, 12048), (2008, 10182), (3012, 6788), (3394, 6024), (4016, 5091)]