18005899827

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1\times {\mathrm{239}}^1\times {\mathrm{3617}}^1$

素因数の和:4043

約数の個数: 32

約数和(自身を含む): 24757539840

約数和(自身を除く): 6751640013

約数列:

[1, 3, 53, 131, 159, 239, 393, 717, 3617, 6943, 10851, 12667, 20829, 31309, 38001, 93927, 191701, 473827, 575103, 864463, 1421481, 1659377, 2593389, 4978131, 25112831, 45816539, 75338493, 113244653, 137449617, 339733959, 6001966609, 18005899827]

約数ペア:

[(1, 18005899827), (3, 6001966609), (53, 339733959), (131, 137449617), (159, 113244653), (239, 75338493), (393, 45816539), (717, 25112831), (3617, 4978131), (6943, 2593389), (10851, 1659377), (12667, 1421481), (20829, 864463), (31309, 575103), (38001, 473827), (93927, 191701)]