19510254

素因数分解:

$2^1\times 3^3\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{401}}^1$

素因数の和:482

約数の個数: 64

約数和(自身を含む): 46889280

約数和(自身を除く): 27379026

約数列:

[1, 2, 3, 6, 9, 17, 18, 27, 34, 51, 53, 54, 102, 106, 153, 159, 306, 318, 401, 459, 477, 802, 901, 918, 954, 1203, 1431, 1802, 2406, 2703, 2862, 3609, 5406, 6817, 7218, 8109, 10827, 13634, 16218, 20451, 21253, 21654, 24327, 40902, 42506, 48654, 61353, 63759, 122706, 127518, 184059, 191277, 361301, 368118, 382554, 573831, 722602, 1083903, 1147662, 2167806, 3251709, 6503418, 9755127, 19510254]

約数ペア:

[(1, 19510254), (2, 9755127), (3, 6503418), (6, 3251709), (9, 2167806), (17, 1147662), (18, 1083903), (27, 722602), (34, 573831), (51, 382554), (53, 368118), (54, 361301), (102, 191277), (106, 184059), (153, 127518), (159, 122706), (306, 63759), (318, 61353), (401, 48654), (459, 42506), (477, 40902), (802, 24327), (901, 21654), (918, 21253), (954, 20451), (1203, 16218), (1431, 13634), (1802, 10827), (2406, 8109), (2703, 7218), (2862, 6817), (3609, 5406)]