19080675

素因数分解:

$3^2\times 5^2\times {\mathrm{137}}^1\times {\mathrm{619}}^1$

素因数の和:772

約数の個数: 36

約数和(自身を含む): 34480680

約数和(自身を除く): 15400005

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 137, 225, 411, 619, 685, 1233, 1857, 2055, 3095, 3425, 5571, 6165, 9285, 10275, 15475, 27855, 30825, 46425, 84803, 139275, 254409, 424015, 763227, 1272045, 2120075, 3816135, 6360225, 19080675]

約数ペア:

[(1, 19080675), (3, 6360225), (5, 3816135), (9, 2120075), (15, 1272045), (25, 763227), (45, 424015), (75, 254409), (137, 139275), (225, 84803), (411, 46425), (619, 30825), (685, 27855), (1233, 15475), (1857, 10275), (2055, 9285), (3095, 6165), (3425, 5571)]