18189344

素因数分解:

$2^5\times {\mathrm{43}}^1\times {\mathrm{13219}}^1$

素因数の和:13272

約数の個数: 24

約数和(自身を含む): 36645840

約数和(自身を除く): 18456496

約数列:

[1, 2, 4, 8, 16, 32, 43, 86, 172, 344, 688, 1376, 13219, 26438, 52876, 105752, 211504, 423008, 568417, 1136834, 2273668, 4547336, 9094672, 18189344]

約数ペア:

[(1, 18189344), (2, 9094672), (4, 4547336), (8, 2273668), (16, 1136834), (32, 568417), (43, 423008), (86, 211504), (172, 105752), (344, 52876), (688, 26438), (1376, 13219)]