19739642

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{7517}}^1$

素因数の和:7633

約数の個数: 16

約数和(自身を含む): 32207112

約数和(自身を除く): 12467470

約数列:

[1, 2, 13, 26, 101, 202, 1313, 2626, 7517, 15034, 97721, 195442, 759217, 1518434, 9869821, 19739642]

約数ペア:

[(1, 19739642), (2, 9869821), (13, 1518434), (26, 759217), (101, 195442), (202, 97721), (1313, 15034), (2626, 7517)]