20171943

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{2953}}^1$

素因数の和:2996

約数の個数: 32

約数和(自身を含む): 34030080

約数和(自身を除く): 13858137

約数列:

[1, 3, 9, 11, 23, 27, 33, 69, 99, 207, 253, 297, 621, 759, 2277, 2953, 6831, 8859, 26577, 32483, 67919, 79731, 97449, 203757, 292347, 611271, 747109, 877041, 1833813, 2241327, 6723981, 20171943]

約数ペア:

[(1, 20171943), (3, 6723981), (9, 2241327), (11, 1833813), (23, 877041), (27, 747109), (33, 611271), (69, 292347), (99, 203757), (207, 97449), (253, 79731), (297, 67919), (621, 32483), (759, 26577), (2277, 8859), (2953, 6831)]