20199972430

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17551}}^1\times {\mathrm{10463}}^1$

素因数の和:28032

約数の個数: 32

約数和(自身を含む): 39671451648

約数和(自身を除く): 19471479218

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 10463, 17551, 20926, 35102, 52315, 87755, 104630, 115093, 175510, 193061, 230186, 386122, 575465, 965305, 1150930, 1930610, 183636113, 367272226, 918180565, 1836361130, 2019997243, 4039994486, 10099986215, 20199972430]

約数ペア:

[(1, 20199972430), (2, 10099986215), (5, 4039994486), (10, 2019997243), (11, 1836361130), (22, 918180565), (55, 367272226), (110, 183636113), (10463, 1930610), (17551, 1150930), (20926, 965305), (35102, 575465), (52315, 386122), (87755, 230186), (104630, 193061), (115093, 175510)]