19482957

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{1181}}^1$

素因数の和:1250

約数の個数: 32

約数和(自身を含む): 31772160

約数和(自身を除く): 12289203

約数列:

[1, 3, 9, 13, 27, 39, 47, 117, 141, 351, 423, 611, 1181, 1269, 1833, 3543, 5499, 10629, 15353, 16497, 31887, 46059, 55507, 138177, 166521, 414531, 499563, 721591, 1498689, 2164773, 6494319, 19482957]

約数ペア:

[(1, 19482957), (3, 6494319), (9, 2164773), (13, 1498689), (27, 721591), (39, 499563), (47, 414531), (117, 166521), (141, 138177), (351, 55507), (423, 46059), (611, 31887), (1181, 16497), (1269, 15353), (1833, 10629), (3543, 5499)]