20194231212

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{194707}}^1$

素因数の和:194827

約数の個数: 72

約数和(自身を含む): 53013536576

約数和(自身を除く): 32819305364

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 67, 86, 129, 134, 172, 201, 258, 268, 387, 402, 516, 603, 774, 804, 1206, 1548, 2412, 2881, 5762, 8643, 11524, 17286, 25929, 34572, 51858, 103716, 194707, 389414, 584121, 778828, 1168242, 1752363, 2336484, 3504726, 7009452, 8372401, 13045369, 16744802, 25117203, 26090738, 33489604, 39136107, 50234406, 52181476, 75351609, 78272214, 100468812, 117408321, 150703218, 156544428, 234816642, 301406436, 469633284, 560950867, 1121901734, 1682852601, 2243803468, 3365705202, 5048557803, 6731410404, 10097115606, 20194231212]

約数ペア:

[(1, 20194231212), (2, 10097115606), (3, 6731410404), (4, 5048557803), (6, 3365705202), (9, 2243803468), (12, 1682852601), (18, 1121901734), (36, 560950867), (43, 469633284), (67, 301406436), (86, 234816642), (129, 156544428), (134, 150703218), (172, 117408321), (201, 100468812), (258, 78272214), (268, 75351609), (387, 52181476), (402, 50234406), (516, 39136107), (603, 33489604), (774, 26090738), (804, 25117203), (1206, 16744802), (1548, 13045369), (2412, 8372401), (2881, 7009452), (5762, 3504726), (8643, 2336484), (11524, 1752363), (17286, 1168242), (25929, 778828), (34572, 584121), (51858, 389414), (103716, 194707)]