19817702138

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{569}}^1\times {\mathrm{1339577}}^1$

素因数の和:1340161

約数の個数: 16

約数和(自身を含む): 32069497320

約数和(自身を除く): 12251795182

約数列:

[1, 2, 13, 26, 569, 1138, 7397, 14794, 1339577, 2679154, 17414501, 34829002, 762219313, 1524438626, 9908851069, 19817702138]

約数ペア:

[(1, 19817702138), (2, 9908851069), (13, 1524438626), (26, 762219313), (569, 34829002), (1138, 17414501), (7397, 2679154), (14794, 1339577)]