19535958

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1637}}^1$

素因数の和:1678

約数の個数: 64

約数和(自身を含む): 49533120

約数和(自身を除く): 29997162

約数列:

[1, 2, 3, 6, 9, 13, 17, 18, 26, 27, 34, 39, 51, 54, 78, 102, 117, 153, 221, 234, 306, 351, 442, 459, 663, 702, 918, 1326, 1637, 1989, 3274, 3978, 4911, 5967, 9822, 11934, 14733, 21281, 27829, 29466, 42562, 44199, 55658, 63843, 83487, 88398, 127686, 166974, 191529, 250461, 361777, 383058, 500922, 574587, 723554, 751383, 1085331, 1149174, 1502766, 2170662, 3255993, 6511986, 9767979, 19535958]

約数ペア:

[(1, 19535958), (2, 9767979), (3, 6511986), (6, 3255993), (9, 2170662), (13, 1502766), (17, 1149174), (18, 1085331), (26, 751383), (27, 723554), (34, 574587), (39, 500922), (51, 383058), (54, 361777), (78, 250461), (102, 191529), (117, 166974), (153, 127686), (221, 88398), (234, 83487), (306, 63843), (351, 55658), (442, 44199), (459, 42562), (663, 29466), (702, 27829), (918, 21281), (1326, 14733), (1637, 11934), (1989, 9822), (3274, 5967), (3978, 4911)]