19478764

素因数分解:

$2^2\times {\mathrm{61}}^1\times {\mathrm{97}}^1\times {\mathrm{823}}^1$

素因数の和:985

約数の個数: 24

約数和(自身を含む): 35046368

約数和(自身を除く): 15567604

約数列:

[1, 2, 4, 61, 97, 122, 194, 244, 388, 823, 1646, 3292, 5917, 11834, 23668, 50203, 79831, 100406, 159662, 200812, 319324, 4869691, 9739382, 19478764]

約数ペア:

[(1, 19478764), (2, 9739382), (4, 4869691), (61, 319324), (97, 200812), (122, 159662), (194, 100406), (244, 79831), (388, 50203), (823, 23668), (1646, 11834), (3292, 5917)]