19564142

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{6659}}^1$

素因数の和:6787

約数の個数: 16

約数和(自身を含む): 31888080

約数和(自身を除く): 12323938

約数列:

[1, 2, 13, 26, 113, 226, 1469, 2938, 6659, 13318, 86567, 173134, 752467, 1504934, 9782071, 19564142]

約数ペア:

[(1, 19564142), (2, 9782071), (13, 1504934), (26, 752467), (113, 173134), (226, 86567), (1469, 13318), (2938, 6659)]