18124020

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{33563}}^1$

素因数の和:33581

約数の個数: 48

約数和(自身を含む): 56387520

約数和(自身を除く): 38263500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 33563, 67126, 100689, 134252, 167815, 201378, 302067, 335630, 402756, 503445, 604134, 671260, 906201, 1006890, 1208268, 1510335, 1812402, 2013780, 3020670, 3624804, 4531005, 6041340, 9062010, 18124020]

約数ペア:

[(1, 18124020), (2, 9062010), (3, 6041340), (4, 4531005), (5, 3624804), (6, 3020670), (9, 2013780), (10, 1812402), (12, 1510335), (15, 1208268), (18, 1006890), (20, 906201), (27, 671260), (30, 604134), (36, 503445), (45, 402756), (54, 335630), (60, 302067), (90, 201378), (108, 167815), (135, 134252), (180, 100689), (270, 67126), (540, 33563)]