25238422

素因数分解:

$2^1\times {\mathrm{11}}^3\times {\mathrm{19}}^1\times {\mathrm{499}}^1$

素因数の和:553

約数の個数: 32

約数和(自身を含む): 43920000

約数和(自身を除く): 18681578

約数列:

[1, 2, 11, 19, 22, 38, 121, 209, 242, 418, 499, 998, 1331, 2299, 2662, 4598, 5489, 9481, 10978, 18962, 25289, 50578, 60379, 104291, 120758, 208582, 664169, 1147201, 1328338, 2294402, 12619211, 25238422]

約数ペア:

[(1, 25238422), (2, 12619211), (11, 2294402), (19, 1328338), (22, 1147201), (38, 664169), (121, 208582), (209, 120758), (242, 104291), (418, 60379), (499, 50578), (998, 25289), (1331, 18962), (2299, 10978), (2662, 9481), (4598, 5489)]