17872638

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{97}}^1\times {\mathrm{107}}^1$

素因数の和:257

約数の個数: 64

約数和(自身を含む): 42674688

約数和(自身を除く): 24802050

約数列:

[1, 2, 3, 6, 7, 14, 21, 41, 42, 82, 97, 107, 123, 194, 214, 246, 287, 291, 321, 574, 582, 642, 679, 749, 861, 1358, 1498, 1722, 2037, 2247, 3977, 4074, 4387, 4494, 7954, 8774, 10379, 11931, 13161, 20758, 23862, 26322, 27839, 30709, 31137, 55678, 61418, 62274, 72653, 83517, 92127, 145306, 167034, 184254, 217959, 425539, 435918, 851078, 1276617, 2553234, 2978773, 5957546, 8936319, 17872638]

約数ペア:

[(1, 17872638), (2, 8936319), (3, 5957546), (6, 2978773), (7, 2553234), (14, 1276617), (21, 851078), (41, 435918), (42, 425539), (82, 217959), (97, 184254), (107, 167034), (123, 145306), (194, 92127), (214, 83517), (246, 72653), (287, 62274), (291, 61418), (321, 55678), (574, 31137), (582, 30709), (642, 27839), (679, 26322), (749, 23862), (861, 20758), (1358, 13161), (1498, 11931), (1722, 10379), (2037, 8774), (2247, 7954), (3977, 4494), (4074, 4387)]