20125593607

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{31751}}^1$

素因数の和:31939

約数の個数: 32

約数和(自身を含む): 24970788864

約数和(自身を除く): 4845195257

約数列:

[1, 7, 23, 31, 127, 161, 217, 713, 889, 2921, 3937, 4991, 20447, 27559, 31751, 90551, 222257, 633857, 730273, 984281, 4032377, 5111911, 6889967, 22638463, 28226639, 92744671, 125003687, 158469241, 649212697, 875025809, 2875084801, 20125593607]

約数ペア:

[(1, 20125593607), (7, 2875084801), (23, 875025809), (31, 649212697), (127, 158469241), (161, 125003687), (217, 92744671), (713, 28226639), (889, 22638463), (2921, 6889967), (3937, 5111911), (4991, 4032377), (20447, 984281), (27559, 730273), (31751, 633857), (90551, 222257)]