20996942262

素因数分解:

$2^1\times 3^1\times {\mathrm{37}}^1\times {\mathrm{131}}^1\times {\mathrm{721991}}^1$

素因数の和:722164

約数の個数: 32

約数和(自身を含む): 43458142464

約数和(自身を除く): 22461200202

約数列:

[1, 2, 3, 6, 37, 74, 111, 131, 222, 262, 393, 786, 4847, 9694, 14541, 29082, 721991, 1443982, 2165973, 4331946, 26713667, 53427334, 80141001, 94580821, 160282002, 189161642, 283742463, 567484926, 3499490377, 6998980754, 10498471131, 20996942262]

約数ペア:

[(1, 20996942262), (2, 10498471131), (3, 6998980754), (6, 3499490377), (37, 567484926), (74, 283742463), (111, 189161642), (131, 160282002), (222, 94580821), (262, 80141001), (393, 53427334), (786, 26713667), (4847, 4331946), (9694, 2165973), (14541, 1443982), (29082, 721991)]