18888931659

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{109}}^1\times {\mathrm{9013}}^1$

素因数の和:9184

約数の個数: 64

約数和(自身を含む): 29984169600

約数和(自身を除く): 11095237941

約数列:

[1, 3, 13, 17, 29, 39, 51, 87, 109, 221, 327, 377, 493, 663, 1131, 1417, 1479, 1853, 3161, 4251, 5559, 6409, 9013, 9483, 19227, 24089, 27039, 41093, 53737, 72267, 117169, 123279, 153221, 161211, 261377, 351507, 459663, 698581, 784131, 982417, 1991873, 2095743, 2947251, 3397901, 4443409, 5975619, 10193703, 12771421, 13330227, 16701089, 28490093, 38314263, 50103267, 57764317, 85470279, 173292951, 217114157, 370371209, 484331581, 651342471, 1111113627, 1452994743, 6296310553, 18888931659]

約数ペア:

[(1, 18888931659), (3, 6296310553), (13, 1452994743), (17, 1111113627), (29, 651342471), (39, 484331581), (51, 370371209), (87, 217114157), (109, 173292951), (221, 85470279), (327, 57764317), (377, 50103267), (493, 38314263), (663, 28490093), (1131, 16701089), (1417, 13330227), (1479, 12771421), (1853, 10193703), (3161, 5975619), (4251, 4443409), (5559, 3397901), (6409, 2947251), (9013, 2095743), (9483, 1991873), (19227, 982417), (24089, 784131), (27039, 698581), (41093, 459663), (53737, 351507), (72267, 261377), (117169, 161211), (123279, 153221)]