20576578

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{6827}}^1$

素因数の和:6977

約数の個数: 16

約数和(自身を含む): 33921504

約数和(自身を除く): 13344926

約数列:

[1, 2, 11, 22, 137, 274, 1507, 3014, 6827, 13654, 75097, 150194, 935299, 1870598, 10288289, 20576578]

約数ペア:

[(1, 20576578), (2, 10288289), (11, 1870598), (22, 935299), (137, 150194), (274, 75097), (1507, 13654), (3014, 6827)]