20165694969

素因数分解:

$3^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{601}}^1\times {\mathrm{10177}}^1$

素因数の和:10945

約数の個数: 32

約数和(自身を含む): 30978900736

約数和(自身を除く): 10813205767

約数列:

[1, 3, 7, 21, 157, 471, 601, 1099, 1803, 3297, 4207, 10177, 12621, 30531, 71239, 94357, 213717, 283071, 660499, 1597789, 1981497, 4793367, 6116377, 11184523, 18349131, 33553569, 42814639, 128443917, 960271189, 2880813567, 6721898323, 20165694969]

約数ペア:

[(1, 20165694969), (3, 6721898323), (7, 2880813567), (21, 960271189), (157, 128443917), (471, 42814639), (601, 33553569), (1099, 18349131), (1803, 11184523), (3297, 6116377), (4207, 4793367), (10177, 1981497), (12621, 1597789), (30531, 660499), (71239, 283071), (94357, 213717)]