19686156678

素因数分解:

$2^1\times 3^3\times {\mathrm{67}}^1\times {\mathrm{109}}^1\times {\mathrm{49919}}^1$

素因数の和:50106

約数の個数: 64

約数和(自身を含む): 44808192000

約数和(自身を除く): 25122035322

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 67, 109, 134, 201, 218, 327, 402, 603, 654, 981, 1206, 1809, 1962, 2943, 3618, 5886, 7303, 14606, 21909, 43818, 49919, 65727, 99838, 131454, 149757, 197181, 299514, 394362, 449271, 898542, 1347813, 2695626, 3344573, 5441171, 6689146, 10033719, 10882342, 16323513, 20067438, 30101157, 32647026, 48970539, 60202314, 90303471, 97941078, 146911617, 180606942, 293823234, 364558457, 729116914, 1093675371, 2187350742, 3281026113, 6562052226, 9843078339, 19686156678]

約数ペア:

[(1, 19686156678), (2, 9843078339), (3, 6562052226), (6, 3281026113), (9, 2187350742), (18, 1093675371), (27, 729116914), (54, 364558457), (67, 293823234), (109, 180606942), (134, 146911617), (201, 97941078), (218, 90303471), (327, 60202314), (402, 48970539), (603, 32647026), (654, 30101157), (981, 20067438), (1206, 16323513), (1809, 10882342), (1962, 10033719), (2943, 6689146), (3618, 5441171), (5886, 3344573), (7303, 2695626), (14606, 1347813), (21909, 898542), (43818, 449271), (49919, 394362), (65727, 299514), (99838, 197181), (131454, 149757)]