20189726531

素因数分解:

${\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{20357}}^1$

素因数の和:20531

約数の個数: 32

約数和(自身を含む): 23640035328

約数和(自身を除く): 3450308797

約数列:

[1, 13, 23, 31, 107, 299, 403, 713, 1391, 2461, 3317, 9269, 20357, 31993, 43121, 76291, 264641, 468211, 631067, 991783, 2178199, 6086743, 8203871, 14514541, 28316587, 50098577, 67524169, 188689033, 651281501, 877814197, 1553055887, 20189726531]

約数ペア:

[(1, 20189726531), (13, 1553055887), (23, 877814197), (31, 651281501), (107, 188689033), (299, 67524169), (403, 50098577), (713, 28316587), (1391, 14514541), (2461, 8203871), (3317, 6086743), (9269, 2178199), (20357, 991783), (31993, 631067), (43121, 468211), (76291, 264641)]