18190016

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{21863}}^1$

素因数の和:21888

約数の個数: 28

約数和(自身を含む): 38874192

約数和(自身を除く): 20684176

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 208, 416, 832, 21863, 43726, 87452, 174904, 284219, 349808, 568438, 699616, 1136876, 1399232, 2273752, 4547504, 9095008, 18190016]

約数ペア:

[(1, 18190016), (2, 9095008), (4, 4547504), (8, 2273752), (13, 1399232), (16, 1136876), (26, 699616), (32, 568438), (52, 349808), (64, 284219), (104, 174904), (208, 87452), (416, 43726), (832, 21863)]