16978968

素因数分解:

$2^3\times 3^2\times {\mathrm{23}}^1\times {\mathrm{10253}}^1$

素因数の和:10288

約数の個数: 48

約数和(自身を含む): 47988720

約数和(自身を除く): 31009752

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 23, 24, 36, 46, 69, 72, 92, 138, 184, 207, 276, 414, 552, 828, 1656, 10253, 20506, 30759, 41012, 61518, 82024, 92277, 123036, 184554, 235819, 246072, 369108, 471638, 707457, 738216, 943276, 1414914, 1886552, 2122371, 2829828, 4244742, 5659656, 8489484, 16978968]

約数ペア:

[(1, 16978968), (2, 8489484), (3, 5659656), (4, 4244742), (6, 2829828), (8, 2122371), (9, 1886552), (12, 1414914), (18, 943276), (23, 738216), (24, 707457), (36, 471638), (46, 369108), (69, 246072), (72, 235819), (92, 184554), (138, 123036), (184, 92277), (207, 82024), (276, 61518), (414, 41012), (552, 30759), (828, 20506), (1656, 10253)]