20199843418

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{131}}^1\times {\mathrm{929}}^1\times {\mathrm{2243}}^1$

素因数の和:3342

約数の個数: 32

約数和(自身を含む): 31403972160

約数和(自身を除く): 11204128742

約数列:

[1, 2, 37, 74, 131, 262, 929, 1858, 2243, 4486, 4847, 9694, 34373, 68746, 82991, 121699, 165982, 243398, 293833, 587666, 2083747, 4167494, 4502863, 9005726, 10871821, 21743642, 77098639, 154197278, 272970857, 545941714, 10099921709, 20199843418]

約数ペア:

[(1, 20199843418), (2, 10099921709), (37, 545941714), (74, 272970857), (131, 154197278), (262, 77098639), (929, 21743642), (1858, 10871821), (2243, 9005726), (4486, 4502863), (4847, 4167494), (9694, 2083747), (34373, 587666), (68746, 293833), (82991, 243398), (121699, 165982)]