20171082022

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{359}}^1\times {\mathrm{2221}}^1$

素因数の和:2741

約数の個数: 64

約数和(自身を含む): 37628236800

約数和(自身を除く): 17457154778

約数列:

[1, 2, 7, 13, 14, 26, 91, 139, 182, 278, 359, 718, 973, 1807, 1946, 2221, 2513, 3614, 4442, 4667, 5026, 9334, 12649, 15547, 25298, 28873, 31094, 32669, 49901, 57746, 65338, 99802, 202111, 308719, 349307, 404222, 617438, 648713, 698614, 797339, 1297426, 1594678, 2161033, 4013347, 4322066, 4540991, 5581373, 8026694, 9081982, 10365407, 11162746, 20730814, 28093429, 56186858, 72557849, 110830121, 145115698, 221660242, 775810847, 1440791573, 1551621694, 2881583146, 10085541011, 20171082022]

約数ペア:

[(1, 20171082022), (2, 10085541011), (7, 2881583146), (13, 1551621694), (14, 1440791573), (26, 775810847), (91, 221660242), (139, 145115698), (182, 110830121), (278, 72557849), (359, 56186858), (718, 28093429), (973, 20730814), (1807, 11162746), (1946, 10365407), (2221, 9081982), (2513, 8026694), (3614, 5581373), (4442, 4540991), (4667, 4322066), (5026, 4013347), (9334, 2161033), (12649, 1594678), (15547, 1297426), (25298, 797339), (28873, 698614), (31094, 648713), (32669, 617438), (49901, 404222), (57746, 349307), (65338, 308719), (99802, 202111)]