20193485247

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1009321}}^1$

素因数の和:1009365

約数の個数: 40

約数和(自身を含む): 34195829360

約数和(自身を除く): 14002344113

約数列:

[1, 3, 9, 13, 19, 27, 39, 57, 81, 117, 171, 247, 351, 513, 741, 1053, 1539, 2223, 6669, 20007, 1009321, 3027963, 9083889, 13121173, 19177099, 27251667, 39363519, 57531297, 81755001, 118090557, 172593891, 249302287, 354271671, 517781673, 747906861, 1062815013, 1553345019, 2243720583, 6731161749, 20193485247]

約数ペア:

[(1, 20193485247), (3, 6731161749), (9, 2243720583), (13, 1553345019), (19, 1062815013), (27, 747906861), (39, 517781673), (57, 354271671), (81, 249302287), (117, 172593891), (171, 118090557), (247, 81755001), (351, 57531297), (513, 39363519), (741, 27251667), (1053, 19177099), (1539, 13121173), (2223, 9083889), (6669, 3027963), (20007, 1009321)]