20199671664

素因数分解:

$2^4\times 3^1\times {\mathrm{37}}^2\times {\mathrm{307397}}^1$

素因数の和:307482

約数の個数: 60

約数和(自身を含む): 53631114264

約数和(自身を除く): 33431442600

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 37, 48, 74, 111, 148, 222, 296, 444, 592, 888, 1369, 1776, 2738, 4107, 5476, 8214, 10952, 16428, 21904, 32856, 65712, 307397, 614794, 922191, 1229588, 1844382, 2459176, 3688764, 4918352, 7377528, 11373689, 14755056, 22747378, 34121067, 45494756, 68242134, 90989512, 136484268, 181979024, 272968536, 420826493, 545937072, 841652986, 1262479479, 1683305972, 2524958958, 3366611944, 5049917916, 6733223888, 10099835832, 20199671664]

約数ペア:

[(1, 20199671664), (2, 10099835832), (3, 6733223888), (4, 5049917916), (6, 3366611944), (8, 2524958958), (12, 1683305972), (16, 1262479479), (24, 841652986), (37, 545937072), (48, 420826493), (74, 272968536), (111, 181979024), (148, 136484268), (222, 90989512), (296, 68242134), (444, 45494756), (592, 34121067), (888, 22747378), (1369, 14755056), (1776, 11373689), (2738, 7377528), (4107, 4918352), (5476, 3688764), (8214, 2459176), (10952, 1844382), (16428, 1229588), (21904, 922191), (32856, 614794), (65712, 307397)]