19784073

素因数分解:

$3^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{1201}}^1$

素因数の和:1257

約数の個数: 24

約数和(自身を含む): 29521120

約数和(自身を除く): 9737047

約数列:

[1, 3, 17, 19, 51, 57, 289, 323, 867, 969, 1201, 3603, 5491, 16473, 20417, 22819, 61251, 68457, 347089, 387923, 1041267, 1163769, 6594691, 19784073]

約数ペア:

[(1, 19784073), (3, 6594691), (17, 1163769), (19, 1041267), (51, 387923), (57, 347089), (289, 68457), (323, 61251), (867, 22819), (969, 20417), (1201, 16473), (3603, 5491)]