18926415

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{14503}}^1$

素因数の和:14543

約数の個数: 24

約数和(自身を含む): 33939360

約数和(自身を除く): 15012945

約数列:

[1, 3, 5, 9, 15, 29, 45, 87, 145, 261, 435, 1305, 14503, 43509, 72515, 130527, 217545, 420587, 652635, 1261761, 2102935, 3785283, 6308805, 18926415]

約数ペア:

[(1, 18926415), (3, 6308805), (5, 3785283), (9, 2102935), (15, 1261761), (29, 652635), (45, 420587), (87, 217545), (145, 130527), (261, 72515), (435, 43509), (1305, 14503)]