20592572

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1$

素因数の和:211

約数の個数: 96

約数和(自身を含む): 50050560

約数和(自身を除く): 29457988

約数列:

[1, 2, 4, 7, 11, 13, 14, 22, 26, 28, 37, 44, 52, 74, 77, 91, 139, 143, 148, 154, 182, 259, 278, 286, 308, 364, 407, 481, 518, 556, 572, 814, 962, 973, 1001, 1036, 1529, 1628, 1807, 1924, 1946, 2002, 2849, 3058, 3367, 3614, 3892, 4004, 5143, 5291, 5698, 6116, 6734, 7228, 10286, 10582, 10703, 11396, 12649, 13468, 19877, 20572, 21164, 21406, 25298, 36001, 37037, 39754, 42812, 50596, 56573, 66859, 72002, 74074, 79508, 113146, 133718, 139139, 144004, 148148, 226292, 267436, 278278, 396011, 468013, 556556, 735449, 792022, 936026, 1470898, 1584044, 1872052, 2941796, 5148143, 10296286, 20592572]

約数ペア:

[(1, 20592572), (2, 10296286), (4, 5148143), (7, 2941796), (11, 1872052), (13, 1584044), (14, 1470898), (22, 936026), (26, 792022), (28, 735449), (37, 556556), (44, 468013), (52, 396011), (74, 278278), (77, 267436), (91, 226292), (139, 148148), (143, 144004), (148, 139139), (154, 133718), (182, 113146), (259, 79508), (278, 74074), (286, 72002), (308, 66859), (364, 56573), (407, 50596), (481, 42812), (518, 39754), (556, 37037), (572, 36001), (814, 25298), (962, 21406), (973, 21164), (1001, 20572), (1036, 19877), (1529, 13468), (1628, 12649), (1807, 11396), (1924, 10703), (1946, 10582), (2002, 10286), (2849, 7228), (3058, 6734), (3367, 6116), (3614, 5698), (3892, 5291), (4004, 5143)]