28388926

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{419}}^1\times {\mathrm{1783}}^1$

素因数の和:2223

約数の個数: 16

約数和(自身を含む): 44956800

約数和(自身を除く): 16567874

約数列:

[1, 2, 19, 38, 419, 838, 1783, 3566, 7961, 15922, 33877, 67754, 747077, 1494154, 14194463, 28388926]

約数ペア:

[(1, 28388926), (2, 14194463), (19, 1494154), (38, 747077), (419, 67754), (838, 33877), (1783, 15922), (3566, 7961)]