18735392

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1553}}^1$

素因数の和:1605

約数の個数: 48

約数和(自身を含む): 41118840

約数和(自身を除く): 22383448

約数列:

[1, 2, 4, 8, 13, 16, 26, 29, 32, 52, 58, 104, 116, 208, 232, 377, 416, 464, 754, 928, 1508, 1553, 3016, 3106, 6032, 6212, 12064, 12424, 20189, 24848, 40378, 45037, 49696, 80756, 90074, 161512, 180148, 323024, 360296, 585481, 646048, 720592, 1170962, 1441184, 2341924, 4683848, 9367696, 18735392]

約数ペア:

[(1, 18735392), (2, 9367696), (4, 4683848), (8, 2341924), (13, 1441184), (16, 1170962), (26, 720592), (29, 646048), (32, 585481), (52, 360296), (58, 323024), (104, 180148), (116, 161512), (208, 90074), (232, 80756), (377, 49696), (416, 45037), (464, 40378), (754, 24848), (928, 20189), (1508, 12424), (1553, 12064), (3016, 6212), (3106, 6032)]