18658040685

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{911}}^1\times {\mathrm{80317}}^1$

素因数の和:81253

約数の個数: 32

約数和(自身を含む): 31644006912

約数和(自身を除く): 12985966227

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 911, 2733, 4555, 13665, 15487, 46461, 77435, 80317, 232305, 240951, 401585, 1204755, 1365389, 4096167, 6826945, 20480835, 73168787, 219506361, 365843935, 1097531805, 1243869379, 3731608137, 6219346895, 18658040685]

約数ペア:

[(1, 18658040685), (3, 6219346895), (5, 3731608137), (15, 1243869379), (17, 1097531805), (51, 365843935), (85, 219506361), (255, 73168787), (911, 20480835), (2733, 6826945), (4555, 4096167), (13665, 1365389), (15487, 1204755), (46461, 401585), (77435, 240951), (80317, 232305)]