18102448

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{12433}}^1$

素因数の和:12461

約数の個数: 40

約数和(自身を含む): 43170848

約数和(自身を除く): 25068400

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 728, 1456, 12433, 24866, 49732, 87031, 99464, 161629, 174062, 198928, 323258, 348124, 646516, 696248, 1131403, 1293032, 1392496, 2262806, 2586064, 4525612, 9051224, 18102448]

約数ペア:

[(1, 18102448), (2, 9051224), (4, 4525612), (7, 2586064), (8, 2262806), (13, 1392496), (14, 1293032), (16, 1131403), (26, 696248), (28, 646516), (52, 348124), (56, 323258), (91, 198928), (104, 174062), (112, 161629), (182, 99464), (208, 87031), (364, 49732), (728, 24866), (1456, 12433)]