26782678

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{103}}^1\times {\mathrm{137}}^1$

素因数の和:328

約数の個数: 32

約数和(自身を含む): 44606016

約数和(自身を除く): 17823338

約数列:

[1, 2, 13, 26, 73, 103, 137, 146, 206, 274, 949, 1339, 1781, 1898, 2678, 3562, 7519, 10001, 14111, 15038, 20002, 28222, 97747, 130013, 183443, 195494, 260026, 366886, 1030103, 2060206, 13391339, 26782678]

約数ペア:

[(1, 26782678), (2, 13391339), (13, 2060206), (26, 1030103), (73, 366886), (103, 260026), (137, 195494), (146, 183443), (206, 130013), (274, 97747), (949, 28222), (1339, 20002), (1781, 15038), (1898, 14111), (2678, 10001), (3562, 7519)]