31001880206

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{971}}^1\times {\mathrm{131933}}^1$

素因数の和:132928

約数の個数: 24

約数和(自身を含む): 51167699352

約数和(自身を除く): 20165819146

約数列:

[1, 2, 11, 22, 121, 242, 971, 1942, 10681, 21362, 117491, 131933, 234982, 263866, 1451263, 2902526, 15963893, 31927786, 128106943, 256213886, 1409176373, 2818352746, 15500940103, 31001880206]

約数ペア:

[(1, 31001880206), (2, 15500940103), (11, 2818352746), (22, 1409176373), (121, 256213886), (242, 128106943), (971, 31927786), (1942, 15963893), (10681, 2902526), (21362, 1451263), (117491, 263866), (131933, 234982)]