20154129

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{191}}^1\times {\mathrm{2069}}^1$

素因数の和:2280

約数の個数: 16

約数和(自身を含む): 28615680

約数和(自身を除く): 8461551

約数列:

[1, 3, 17, 51, 191, 573, 2069, 3247, 6207, 9741, 35173, 105519, 395179, 1185537, 6718043, 20154129]

約数ペア:

[(1, 20154129), (3, 6718043), (17, 1185537), (51, 395179), (191, 105519), (573, 35173), (2069, 9741), (3247, 6207)]