18925444

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{227}}^1\times {\mathrm{1097}}^1$

素因数の和:1347

約数の個数: 24

約数和(自身を含む): 35048160

約数和(自身を除く): 16122716

約数列:

[1, 2, 4, 19, 38, 76, 227, 454, 908, 1097, 2194, 4313, 4388, 8626, 17252, 20843, 41686, 83372, 249019, 498038, 996076, 4731361, 9462722, 18925444]

約数ペア:

[(1, 18925444), (2, 9462722), (4, 4731361), (19, 996076), (38, 498038), (76, 249019), (227, 83372), (454, 41686), (908, 20843), (1097, 17252), (2194, 8626), (4313, 4388)]