20407514908

素因数分解:

$2^2\times {\mathrm{11}}^3\times {\mathrm{19}}^1\times {\mathrm{201743}}^1$

素因数の和:201799

約数の個数: 48

約数和(自身を含む): 41349450240

約数和(自身を除く): 20941935332

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 121, 209, 242, 418, 484, 836, 1331, 2299, 2662, 4598, 5324, 9196, 25289, 50578, 101156, 201743, 403486, 806972, 2219173, 3833117, 4438346, 7666234, 8876692, 15332468, 24410903, 42164287, 48821806, 84328574, 97643612, 168657148, 268519933, 463807157, 537039866, 927614314, 1074079732, 1855228628, 5101878727, 10203757454, 20407514908]

約数ペア:

[(1, 20407514908), (2, 10203757454), (4, 5101878727), (11, 1855228628), (19, 1074079732), (22, 927614314), (38, 537039866), (44, 463807157), (76, 268519933), (121, 168657148), (209, 97643612), (242, 84328574), (418, 48821806), (484, 42164287), (836, 24410903), (1331, 15332468), (2299, 8876692), (2662, 7666234), (4598, 4438346), (5324, 3833117), (9196, 2219173), (25289, 806972), (50578, 403486), (101156, 201743)]