20079345

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1$

素因数の和:103

約数の個数: 96

約数和(自身を含む): 40755456

約数和(自身を除く): 20676111

約数列:

[1, 3, 5, 11, 13, 15, 23, 33, 37, 39, 55, 65, 69, 111, 115, 121, 143, 165, 185, 195, 253, 299, 345, 363, 407, 429, 481, 555, 605, 715, 759, 851, 897, 1221, 1265, 1443, 1495, 1573, 1815, 2035, 2145, 2405, 2553, 2783, 3289, 3795, 4255, 4477, 4485, 4719, 5291, 6105, 7215, 7865, 8349, 9361, 9867, 11063, 12765, 13431, 13915, 15873, 16445, 22385, 23595, 26455, 28083, 33189, 36179, 41745, 46805, 49335, 55315, 58201, 67155, 79365, 102971, 108537, 121693, 140415, 165945, 174603, 180895, 291005, 308913, 365079, 514855, 542685, 608465, 873015, 1338623, 1544565, 1825395, 4015869, 6693115, 20079345]

約数ペア:

[(1, 20079345), (3, 6693115), (5, 4015869), (11, 1825395), (13, 1544565), (15, 1338623), (23, 873015), (33, 608465), (37, 542685), (39, 514855), (55, 365079), (65, 308913), (69, 291005), (111, 180895), (115, 174603), (121, 165945), (143, 140415), (165, 121693), (185, 108537), (195, 102971), (253, 79365), (299, 67155), (345, 58201), (363, 55315), (407, 49335), (429, 46805), (481, 41745), (555, 36179), (605, 33189), (715, 28083), (759, 26455), (851, 23595), (897, 22385), (1221, 16445), (1265, 15873), (1443, 13915), (1495, 13431), (1573, 12765), (1815, 11063), (2035, 9867), (2145, 9361), (2405, 8349), (2553, 7865), (2783, 7215), (3289, 6105), (3795, 5291), (4255, 4719), (4477, 4485)]