18631520

素因数分解:

$2^5\times 5^1\times {\mathrm{116447}}^1$

素因数の和:116462

約数の個数: 24

約数和(自身を含む): 44017344

約数和(自身を除く): 25385824

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 116447, 232894, 465788, 582235, 931576, 1164470, 1863152, 2328940, 3726304, 4657880, 9315760, 18631520]

約数ペア:

[(1, 18631520), (2, 9315760), (4, 4657880), (5, 3726304), (8, 2328940), (10, 1863152), (16, 1164470), (20, 931576), (32, 582235), (40, 465788), (80, 232894), (160, 116447)]