20737812

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{227}}^1\times {\mathrm{331}}^1$

素因数の和:588

約数の個数: 48

約数和(自身を含む): 50867712

約数和(自身を除く): 30129900

約数列:

[1, 2, 3, 4, 6, 12, 23, 46, 69, 92, 138, 227, 276, 331, 454, 662, 681, 908, 993, 1324, 1362, 1986, 2724, 3972, 5221, 7613, 10442, 15226, 15663, 20884, 22839, 30452, 31326, 45678, 62652, 75137, 91356, 150274, 225411, 300548, 450822, 901644, 1728151, 3456302, 5184453, 6912604, 10368906, 20737812]

約数ペア:

[(1, 20737812), (2, 10368906), (3, 6912604), (4, 5184453), (6, 3456302), (12, 1728151), (23, 901644), (46, 450822), (69, 300548), (92, 225411), (138, 150274), (227, 91356), (276, 75137), (331, 62652), (454, 45678), (662, 31326), (681, 30452), (908, 22839), (993, 20884), (1324, 15663), (1362, 15226), (1986, 10442), (2724, 7613), (3972, 5221)]