19712214

素因数分解:

$2^1\times 3^3\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{197}}^1$

素因数の和:334

約数の個数: 64

約数和(自身を含む): 47044800

約数和(自身を除く): 27332586

約数列:

[1, 2, 3, 6, 9, 17, 18, 27, 34, 51, 54, 102, 109, 153, 197, 218, 306, 327, 394, 459, 591, 654, 918, 981, 1182, 1773, 1853, 1962, 2943, 3349, 3546, 3706, 5319, 5559, 5886, 6698, 10047, 10638, 11118, 16677, 20094, 21473, 30141, 33354, 42946, 50031, 60282, 64419, 90423, 100062, 128838, 180846, 193257, 365041, 386514, 579771, 730082, 1095123, 1159542, 2190246, 3285369, 6570738, 9856107, 19712214]

約数ペア:

[(1, 19712214), (2, 9856107), (3, 6570738), (6, 3285369), (9, 2190246), (17, 1159542), (18, 1095123), (27, 730082), (34, 579771), (51, 386514), (54, 365041), (102, 193257), (109, 180846), (153, 128838), (197, 100062), (218, 90423), (306, 64419), (327, 60282), (394, 50031), (459, 42946), (591, 33354), (654, 30141), (918, 21473), (981, 20094), (1182, 16677), (1773, 11118), (1853, 10638), (1962, 10047), (2943, 6698), (3349, 5886), (3546, 5559), (3706, 5319)]