219610854

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{27919}}^1$

素因数の和:27969

約数の個数: 48

約数和(自身を含む): 522662400

約数和(自身を除く): 303051546

約数列:

[1, 2, 3, 6, 9, 18, 19, 23, 38, 46, 57, 69, 114, 138, 171, 207, 342, 414, 437, 874, 1311, 2622, 3933, 7866, 27919, 55838, 83757, 167514, 251271, 502542, 530461, 642137, 1060922, 1284274, 1591383, 1926411, 3182766, 3852822, 4774149, 5779233, 9548298, 11558466, 12200603, 24401206, 36601809, 73203618, 109805427, 219610854]

約数ペア:

[(1, 219610854), (2, 109805427), (3, 73203618), (6, 36601809), (9, 24401206), (18, 12200603), (19, 11558466), (23, 9548298), (38, 5779233), (46, 4774149), (57, 3852822), (69, 3182766), (114, 1926411), (138, 1591383), (171, 1284274), (207, 1060922), (342, 642137), (414, 530461), (437, 502542), (874, 251271), (1311, 167514), (2622, 83757), (3933, 55838), (7866, 27919)]