31513648

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{115859}}^1$

素因数の和:115884

約数の個数: 20

約数和(自身を含む): 64649880

約数和(自身を除く): 33136232

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 115859, 231718, 463436, 926872, 1853744, 1969603, 3939206, 7878412, 15756824, 31513648]

約数ペア:

[(1, 31513648), (2, 15756824), (4, 7878412), (8, 3939206), (16, 1969603), (17, 1853744), (34, 926872), (68, 463436), (136, 231718), (272, 115859)]