20188458003

素因数分解:

$3^1\times 7^2\times {\mathrm{191}}^1\times {\mathrm{463}}^1\times {\mathrm{1553}}^1$

素因数の和:2224

約数の個数: 48

約数和(自身を含む): 31564947456

約数和(自身を除く): 11376489453

約数列:

[1, 3, 7, 21, 49, 147, 191, 463, 573, 1337, 1389, 1553, 3241, 4011, 4659, 9359, 9723, 10871, 22687, 28077, 32613, 68061, 76097, 88433, 228291, 265299, 296623, 619031, 719039, 889869, 1857093, 2076361, 2157117, 4333217, 5033273, 6229083, 12999651, 14534527, 15099819, 35232911, 43603581, 105698733, 137336449, 412009347, 961355143, 2884065429, 6729486001, 20188458003]

約数ペア:

[(1, 20188458003), (3, 6729486001), (7, 2884065429), (21, 961355143), (49, 412009347), (147, 137336449), (191, 105698733), (463, 43603581), (573, 35232911), (1337, 15099819), (1389, 14534527), (1553, 12999651), (3241, 6229083), (4011, 5033273), (4659, 4333217), (9359, 2157117), (9723, 2076361), (10871, 1857093), (22687, 889869), (28077, 719039), (32613, 619031), (68061, 296623), (76097, 265299), (88433, 228291)]