219576838

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{307}}^1\times {\mathrm{27509}}^1$

素因数の和:27831

約数の個数: 16

約数和(自身を含む): 355869360

約数和(自身を除く): 136292522

約数列:

[1, 2, 13, 26, 307, 614, 3991, 7982, 27509, 55018, 357617, 715234, 8445263, 16890526, 109788419, 219576838]

約数ペア:

[(1, 219576838), (2, 109788419), (13, 16890526), (26, 8445263), (307, 715234), (614, 357617), (3991, 55018), (7982, 27509)]