20144465

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{521}}^1$

素因数の和:593

約数の個数: 32

約数和(自身を含む): 28563840

約数和(自身を除く): 8419375

約数列:

[1, 5, 11, 19, 37, 55, 95, 185, 209, 407, 521, 703, 1045, 2035, 2605, 3515, 5731, 7733, 9899, 19277, 28655, 38665, 49495, 96385, 108889, 212047, 366263, 544445, 1060235, 1831315, 4028893, 20144465]

約数ペア:

[(1, 20144465), (5, 4028893), (11, 1831315), (19, 1060235), (37, 544445), (55, 366263), (95, 212047), (185, 108889), (209, 96385), (407, 49495), (521, 38665), (703, 28655), (1045, 19277), (2035, 9899), (2605, 7733), (3515, 5731)]