20963178

素因数分解:

$2^1\times 3^3\times {\mathrm{103}}^1\times {\mathrm{3769}}^1$

素因数の和:3883

約数の個数: 32

約数和(自身を含む): 47049600

約数和(自身を除く): 26086422

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 103, 206, 309, 618, 927, 1854, 2781, 3769, 5562, 7538, 11307, 22614, 33921, 67842, 101763, 203526, 388207, 776414, 1164621, 2329242, 3493863, 6987726, 10481589, 20963178]

約数ペア:

[(1, 20963178), (2, 10481589), (3, 6987726), (6, 3493863), (9, 2329242), (18, 1164621), (27, 776414), (54, 388207), (103, 203526), (206, 101763), (309, 67842), (618, 33921), (927, 22614), (1854, 11307), (2781, 7538), (3769, 5562)]