12189138

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^2$

素因数の和:191

約数の個数: 48

約数和(自身を含む): 27487488

約数和(自身を除く): 15298350

約数列:

[1, 2, 3, 6, 13, 26, 31, 39, 62, 71, 78, 93, 142, 186, 213, 403, 426, 806, 923, 1209, 1846, 2201, 2418, 2769, 4402, 5041, 5538, 6603, 10082, 13206, 15123, 28613, 30246, 57226, 65533, 85839, 131066, 156271, 171678, 196599, 312542, 393198, 468813, 937626, 2031523, 4063046, 6094569, 12189138]

約数ペア:

[(1, 12189138), (2, 6094569), (3, 4063046), (6, 2031523), (13, 937626), (26, 468813), (31, 393198), (39, 312542), (62, 196599), (71, 171678), (78, 156271), (93, 131066), (142, 85839), (186, 65533), (213, 57226), (403, 30246), (426, 28613), (806, 15123), (923, 13206), (1209, 10082), (1846, 6603), (2201, 5538), (2418, 5041), (2769, 4402)]