1991830958

素因数分解:

$2^1\times {\mathrm{13}}^3\times {\mathrm{23}}^1\times {\mathrm{19709}}^1$

素因数の和:19773

約数の個数: 32

約数和(自身を含む): 3377505600

約数和(自身を除く): 1385674642

約数列:

[1, 2, 13, 23, 26, 46, 169, 299, 338, 598, 2197, 3887, 4394, 7774, 19709, 39418, 50531, 101062, 256217, 453307, 512434, 906614, 3330821, 5892991, 6661642, 11785982, 43300673, 76608883, 86601346, 153217766, 995915479, 1991830958]

約数ペア:

[(1, 1991830958), (2, 995915479), (13, 153217766), (23, 86601346), (26, 76608883), (46, 43300673), (169, 11785982), (299, 6661642), (338, 5892991), (598, 3330821), (2197, 906614), (3887, 512434), (4394, 453307), (7774, 256217), (19709, 101062), (39418, 50531)]