18328696

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{199}}^1\times {\mathrm{397}}^1$

素因数の和:631

約数の個数: 32

約数和(自身を含む): 35820000

約数和(自身を除く): 17491304

約数列:

[1, 2, 4, 8, 29, 58, 116, 199, 232, 397, 398, 794, 796, 1588, 1592, 3176, 5771, 11513, 11542, 23026, 23084, 46052, 46168, 79003, 92104, 158006, 316012, 632024, 2291087, 4582174, 9164348, 18328696]

約数ペア:

[(1, 18328696), (2, 9164348), (4, 4582174), (8, 2291087), (29, 632024), (58, 316012), (116, 158006), (199, 92104), (232, 79003), (397, 46168), (398, 46052), (794, 23084), (796, 23026), (1588, 11542), (1592, 11513), (3176, 5771)]