18468550

素因数分解:

$2^1\times 5^2\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{149}}^1$

素因数の和:265

約数の個数: 48

約数和(自身を含む): 36046800

約数和(自身を除く): 17578250

約数列:

[1, 2, 5, 10, 25, 37, 50, 67, 74, 134, 149, 185, 298, 335, 370, 670, 745, 925, 1490, 1675, 1850, 2479, 3350, 3725, 4958, 5513, 7450, 9983, 11026, 12395, 19966, 24790, 27565, 49915, 55130, 61975, 99830, 123950, 137825, 249575, 275650, 369371, 499150, 738742, 1846855, 3693710, 9234275, 18468550]

約数ペア:

[(1, 18468550), (2, 9234275), (5, 3693710), (10, 1846855), (25, 738742), (37, 499150), (50, 369371), (67, 275650), (74, 249575), (134, 137825), (149, 123950), (185, 99830), (298, 61975), (335, 55130), (370, 49915), (670, 27565), (745, 24790), (925, 19966), (1490, 12395), (1675, 11026), (1850, 9983), (2479, 7450), (3350, 5513), (3725, 4958)]