18895916

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{8863}}^1$

素因数の和:8921

約数の個数: 24

約数和(自身を含む): 36484224

約数和(自身を除く): 17588308

約数列:

[1, 2, 4, 13, 26, 41, 52, 82, 164, 533, 1066, 2132, 8863, 17726, 35452, 115219, 230438, 363383, 460876, 726766, 1453532, 4723979, 9447958, 18895916]

約数ペア:

[(1, 18895916), (2, 9447958), (4, 4723979), (13, 1453532), (26, 726766), (41, 460876), (52, 363383), (82, 230438), (164, 115219), (533, 35452), (1066, 17726), (2132, 8863)]