18292526

素因数分解:

$2^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{277}}^1$

素因数の和:428

約数の個数: 32

約数和(自身を含む): 32425920

約数和(自身を除く): 14133394

約数列:

[1, 2, 7, 14, 53, 89, 106, 178, 277, 371, 554, 623, 742, 1246, 1939, 3878, 4717, 9434, 14681, 24653, 29362, 33019, 49306, 66038, 102767, 172571, 205534, 345142, 1306609, 2613218, 9146263, 18292526]

約数ペア:

[(1, 18292526), (2, 9146263), (7, 2613218), (14, 1306609), (53, 345142), (89, 205534), (106, 172571), (178, 102767), (277, 66038), (371, 49306), (554, 33019), (623, 29362), (742, 24653), (1246, 14681), (1939, 9434), (3878, 4717)]