18941034

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{127}}^1$

素因数の和:259

約数の個数: 64

約数和(自身を含む): 45121536

約数和(自身を除く): 26180502

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 53, 67, 106, 127, 134, 159, 201, 254, 318, 371, 381, 402, 469, 742, 762, 889, 938, 1113, 1407, 1778, 2226, 2667, 2814, 3551, 5334, 6731, 7102, 8509, 10653, 13462, 17018, 20193, 21306, 24857, 25527, 40386, 47117, 49714, 51054, 59563, 74571, 94234, 119126, 141351, 149142, 178689, 282702, 357378, 450977, 901954, 1352931, 2705862, 3156839, 6313678, 9470517, 18941034]

約数ペア:

[(1, 18941034), (2, 9470517), (3, 6313678), (6, 3156839), (7, 2705862), (14, 1352931), (21, 901954), (42, 450977), (53, 357378), (67, 282702), (106, 178689), (127, 149142), (134, 141351), (159, 119126), (201, 94234), (254, 74571), (318, 59563), (371, 51054), (381, 49714), (402, 47117), (469, 40386), (742, 25527), (762, 24857), (889, 21306), (938, 20193), (1113, 17018), (1407, 13462), (1778, 10653), (2226, 8509), (2667, 7102), (2814, 6731), (3551, 5334)]