20512142742

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{5366861}}^1$

素因数の和:5366893

約数の個数: 48

約数和(自身を含む): 51393070512

約数和(自身を除く): 30880927770

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 49, 78, 91, 98, 147, 182, 273, 294, 546, 637, 1274, 1911, 3822, 5366861, 10733722, 16100583, 32201166, 37568027, 69769193, 75136054, 112704081, 139538386, 209307579, 225408162, 262976189, 418615158, 488384351, 525952378, 788928567, 976768702, 1465153053, 1577857134, 2930306106, 3418690457, 6837380914, 10256071371, 20512142742]

約数ペア:

[(1, 20512142742), (2, 10256071371), (3, 6837380914), (6, 3418690457), (7, 2930306106), (13, 1577857134), (14, 1465153053), (21, 976768702), (26, 788928567), (39, 525952378), (42, 488384351), (49, 418615158), (78, 262976189), (91, 225408162), (98, 209307579), (147, 139538386), (182, 112704081), (273, 75136054), (294, 69769193), (546, 37568027), (637, 32201166), (1274, 16100583), (1911, 10733722), (3822, 5366861)]